China's #1 Emergency Light Tube Manufacturer
10 Years Production Experience Emergency Light Tube Manufacturer
VST invites you to get the emergency light tube in large quantities of 100-1000 pieces and more. The rechargeable tube light runs on a battery when the light goes off. The battery-operated tube light comes with a sensor and bright LED system.
The emergency LED tube light consumes less energy which enables the battery to last long while it gleams at optimum brightness. You can contact us at VST to acquire this battery-powered LED tube light in various sizes and dimensions. VST allows you to request custom designs and dimensions. Such sizes such as 2ft, 4ft, 5ft, etc.
The Ideal Rechargeable Tube Light Supplier and Distributor
The LED tube light with battery backup runs for close to 2 hours after the electricity goes off. The color temperature is a cool white or daylight with an excellent CRI of 80. This emergency T8 LED tube light with a battery is rechargeable and functions well when charged. It doesn’t require external battery backup. The charge control system prevents overcharging and over-discharge.
The emergency light tube carries the UL marking and is also certified by the ROHS and CE. The dual end power tube comes in the T8, T10, and T12 versions, also the wattage capacity varies.
The emergency tube light has fire protection materials with an internal isolated LED driver. Note also that the battery is inbuilt.
To effectively install this emergency LED tube, VST has a team of field engineers at your service. With their experience in lighting installation, you can employ their technical knowledge to have a smooth process free of complications.
As a wholesaler or electrical engineer or contractor, VST has an excellent delivery system tailored to your needs. It’s a flexible system that allows for the delivery of ordered products to meet your project timeline.
Reach out to us at VST to get rechargeable tube light in bulk units. We respond fast to all inquiries as part of our efficient service delivery.
- Manufacturing
- Data Sheet T8
- Data Sheet T5
- Installations
- Applications
- Customer Reviews
T8 LED Tube Light Model Options
Model NO. | VST-T8-300-4W | VST-T8-450-7W | VST-T8-600-10W | VST-T8-900-14W | VST-T8-1200-18W | VST-T8-1500-22W | VST-T8-1800-30W | VST-T8-2400-40W |
Watt | 4w | 7w | 10w | 14w | 18w | 22w / 25w | 30w | 40w |
Size | 300mm/2ft | 450mm/18inch | 600mm/2ft | 900mm/3ft | 1200mm/4ft | 1500mm/5ft | 1800mm/6ft | 2400mm/8ft |
Lumens | 500~900lm | 700~1000lm | 1000~1800lm | 1400lm~2520lm | 1800lm~3240lm | 2200lm~4500lm | 3000~5400lm | 4000~7200lm |
Lumen Efficiency | 100lm/w, 120lm/w, 140lm/w, 150lm/w, 160lm/w, 180lm/w for options | |||||||
Conventional lamp equivalent | 8W Fluorescent Tube |
15W Fluorescent Tube |
18W/20W Fluorescent Tube |
30W Fluorescent Tube |
36W/40W Fluorescent Tube |
54W/58W Fluorescent Tube |
70W Fluorescent Tube |
110W Fluorescent Tube |
Working Voltage | AC85~265V, AC100~277V / 347V, AC200~240V, DC12V, DC24V; 50/60Hz | |||||||
PF | >0.95 | |||||||
THD | <15% | |||||||
Color Temperature | 3000~3500K, 4000~4500K, 5000~5500K, 6000~6500K, Pink, Red, Green, Blue, Yellow, Purple | |||||||
CRI | CRI>80, CRI>90 | |||||||
LED Chip | SMD2835 | |||||||
Materials | Aluminium alloy housing + PC cover | |||||||
PC cover options | Milky/Strip/Transparent | |||||||
End cap | G13 rotary option, T8-G5, R17D/Fa6/Fa8 single pin | |||||||
Working Temperature | -20℃ ~ +45℃ | |||||||
IP Grade | IP20 / IP65 / IP67 | |||||||
Lifespan | 50,000hrs | |||||||
Warranty | 3 years / 5 years | |||||||
Package | Foam+Carton 73*25*25cm Carton Q’ty:60pcs G.W.8kg 20ft:38440pcs 40ft:82310pcs 40ft HQ:90900 |
Foam+Carton 105*25*25cm Carton Q’ty:60pcs G.W.8kg 20ft:24120pcs 40ft:38320pcs 40ft HQ:64800 |
Foam+Carton 73*25*25cm Carton Q’ty:30pcs G.W.8kg 20ft:19440pcs 40ft:41310pcs 40ft HQ:45900 |
Foam+Carton 105*25*25cm Carton Q’ty:30pcs G.W.11.5kg 20ft:12120pcs 40ft:29160pcs 40ft HQ:32400pcs |
Foam+Carton 130*25*25cm Carton Q’ty:30pcs G.W.14kg 20ft:10440pcs 40ft:21840pcs 40ft HQ:27000pcs |
Foam+Carton 165*25*25cm Carton Q’ty:30pcs G.W.17kg 20ft:8370pcs 40ft:17820pcs 40ft HQ:19710pcs |
Foam+Carton 195*25*25cm Carton Q’ty:30pcs G.W.22kg 20ft:7290pcs 40ft:14580pcs 40ft HQ:16200pcs |
Foam+Carton 255*25*25cm Carton Q’ty:30pcs G.W.32kg 20ft:4860pcs 40ft:9720pcs 40ft HQ:10800pcs |
T6 T5 LED Tube Light Model Options
Model NO. | VST-T5-600-10W | VST-T5-900-14W | VST-T5-1200-18W | VST-T5-1500-24W |
Watt | 10w | 14w | 18w / 22w | 24w / 30w |
Size | 549mm/24inch/2ft | 849mm/36inch/3ft | 1149mm/48inch/4ft | 1449mm/60inch/5ft |
Lumens | 1200~1500lm | 1680lm~2100lm | 2160lm~3300lm | 2880lm~4500lm |
Lumen Efficiency | 120lm/w, 140lm/w, 150lm/w for options | |||
Working Voltage | AC85~265V, AC100~277V / 347V, AC200~240V, DC12V, DC24V; 50/60Hz | |||
PF | >0.95 | |||
THD | <15% | |||
Color Temperature | 3000~3500K, 4000~4500K, 5000~5500K, 6000~6500K, Pink, Red, Green, Blue, Yellow, Purple | |||
CRI | CRI>80, CRI>90 | |||
LED Chip | Epistar SMD2835 | |||
Materials | Aluminium alloy housing + PC cover | |||
PC cover options | Milky/Transparent | |||
End cap | G5 | |||
Working Temperature | -20℃ ~ +45℃ | |||
IP Grade | IP51 | |||
Lifespan | 50,000hrs | |||
Warranty | 3 years / 5 years | |||
Package | Foam + Carton 73*25*25cm Carton Q’ty:56pcs/carton G.W.:10.5kg/carton 20ft :10368pcs 40ft :22032pcs 40ft HQ :24480pcs |
Foam + Carton 100*25*25cm Carton Q’ty:56pcs/carton G.W.:12.6kg/carton 20ft :6480pcs 40ft :15552pcs 40ft HQ :17280pcs |
Foam + Carton 160*25*25cm Carton Q’ty:56pcs/carton G.W.:15kg/carton 20ft :4464pcs 40ft :9504pcs 40ft HQ :10512pcs |
Foam + Carton 160*25*25cm Carton Q’ty:56pcs/carton G.W.:19.5kg/carton 20ft :4464pcs 40ft :9504pcs 40ft HQ :10512pcs |


Knowing as friends since 2010, we are always working together. Just like what he says in the video, “from 60,000pcs I only had a few breakdown which were directly, immediately replaced”. There are still tens of spare drivers we sent to him in case of breakdown in their warehouse because they don’t need them at all.
We know each other in late 2013, right after testing for 4pcs samples, a 800pcs order is placed and the collaboration keeps going well. We do a big project together but due to the agreement, we can’t say more details here.
Their company is an electrical contractor, doing many projects. We started to work together since 2013. Continuous purchasing LED products from us like 2G11 and T8 LED Tube. Now trying our LED Flood Light and Street Light, believe to expand cooperation soon.
The Renowned Distributor of Best Rechargeable Tube Light
All battery-operated LED tube lights from the stables of VST are made of high-grade parts. You are certain of top quality on every unit purchased from VST.
The rechargeable tube light comes with a warranty of 3-5 years. At VST, our team constantly carries out research to learn new techniques to improve our LED lights of several types and capacities. Using our 10 years of experience, we only develop the best lighting to give you value for money.
The emergency LED tube is shatterproof, doesn’t flicker, and brightens up instantly. The LED light retains its brightness even after many years of use.
You are invited to contact us at VST to get the best prices, top quality, fast delivery, and prompt responses. We are the top LED manufacturer you can trust.
Emergency Light Tube| The Ultimate FAQ Guide
Introduction
Looking for a LED tube that can run during a power shortage?
Then, an emergency LED tube light might be your best choice. Because the efficiency of a LED tube and a powerful battery makes the perfect lighting solution for emergency usage.
However, before jumping into a decision, you must have a clear concept about the emergency light tubes.
Because there are many variants of emergency light tubes. So, if you don’t consider your needs and buy accordingly, you might choose the wrong tube. That can be a costly mistake.
But don”t worry. We are here to help.
In this article, we are going to answer every possible question and discuss every detail about emergency LED tube lights.
So, stay tuned.
Table of Contents
- What Are Emergency Light Tubes?
- What Are The Advantages Of Emergency LED Tube Light?
- What Are the Downsides Of Emergency LED Tube Lights?
- Where Can You Use A Battery Powered LED Tube Light?
- Is There Any Particular Size For Rechargeable Tubelight?
- Does Emergency LED Tube Consume A Lot Of Electricity?
- Do I Need To Change The Battery Of Emergency LED Tube Frequently?
- Can You Use An Emergency LED Tube Outside?
- What Should Be The Suitable Environment For LED Tube Light With Battery Backup?
- Can Rechargeable Tube Lights Catch Fire?
- Is There Any Health Risk Of Battery Operated LED Tube Lights?
- Can Water Harm Emergency T8 LED Tube Light With Battery?
- Can You Change The Color Temperature Of A Rechargeable Tubelight?
- What Are The Colour Temperature Of Emergency Light Tubes?
- Do T8 Battery Powered LED Tube Lights Come In Multiple Colors?
- Does An Emergency Light Tube Come With An App Or Remote?
- What Are The Diameters Of Battery Operated Tube Light?
- Is There Any Maintenance Cost For Emergency LED Tube?
- How Are Battery Operated LED Tube Lights Better Than Regular LED Tubes?
- Can You Use An Emergency LED Tube Light With Fluorescent Setup?
- How To Safely Install Rechargeable Tubelight?
FAQ
1. What Are Emergency Light Tubes?
Emergency LED tube lights are one type of LED Tube that runs on both direct electricity and battery.
Emergency Light tubes are made with the power outage in mind. So, they run on electricity while the power is on and the battery gets charged then too.
As a result, it runs on battery and provides light in case of any emergency power shortage.

2. What Are The Advantages Of Emergency LED Tube Light?
Emergency LED tubes have so many advantages that It’s hard to describe them in just one question. However, here are some of the strong sides of an emergency LED tube in short.
- No Worries About Losing Light: The most unique advantage of emergency light tubes is you don’t need to worry about losing light even in case of a disaster. Most emergency lights come with a powerful battery. That can provide at least 2 hours of backup. Moreover, you don’t need to do anything. These intelligent lights charge up their batteries automatically. So, you get relieved from the hassle of starting a generator.
- Energy Efficiency: Even with a battery, these emergency lights can save around 40-50% energy. So, you don’t need to worry about extra bills too.
- No UV rays: Emergency LED tube lights are free from harmful UV and IR emissions. So, they can’t cause any harm to your eyes.
- Lifespan: The lifespan of an emergency LED tube is 2x of any traditional tube. Moreover, you can change the battery or repair them too!
- Heat: Even with a battery, emergency LED tubes produce less heat than any other fluorescent tube light. So, these lights are comfortable too.
- High Lumen Efficiency and CRI: Emergency LED tube lights can produce more lumen per watt. Moreover, the CRI of them is higher than traditional tubes too. So, They can provide more high-quality light than CFL or incandescent lights.
These are just a handful of advantages of emergency light tubes. We will find out some more benefits of it in the upcoming questions.
3. What Are the Downsides Of Emergency LED Tube Lights?
Emergency LED tube lights to have no major drawbacks. However, there are only a few minor disadvantages of them. They are
- Cost: Emergency light tubes are even costlier than LED tubes. But considering the features and efficiency, it is still a good investment.
- Battery Aging: Almost all the batteries lose power with time. Emergency LED tube light’s batteries are no different. So, after 3-5 years they lose power. But the good thing is these emergency light tube batteries are changeable.
- Colour Shift: It’s common for LED tubes to degrade color with time. But if you buy a good quality emergency light tube then there is little chance of color shift.
- Little Harmful for Eyes: Some battery-powered LED tube lights emit Blue Lights that harm our retina.
4. What Can You Use A Battery Powered LED Tube Light?
You can use emergency light tubes anywhere you like. But that would be a costly decision. So, here are a few most suitable locations for emergency LED tube light
- Emergency Exit: The perfect place for battery-operated tube lights is emergency exits. Most skyscrapers or big halls depend on generators to power up emergency exits. But in case of a fire accident or natural disaster, the generators do not always work. But emergency light tubes will always work no matter what the situation is.
So, it’s better to use emergency LED tube lights in emergency exits.

- Hallways: Hallways are an important part of an office, hotel, or residential buildings. But in the case of a power shortage, battery-powered LED tube lights can light up these important hallways. They will both provide emergency light and reduce pressure on emergency generators.
So, hallways can be the perfect place for rechargeable tube lights.

- Long Stairs: Long stairs are another suitable place for emergency light tubes. Because long stairs require a lot of energy to light up. Moreover, it’s always hard to provide this extra power with emergency power generators.
So, with battery-operated tube lights, stairs can be light up without putting to much pressure on generators.

- Living Spaces: Emergency LED tube lights have not much different than normal LED lights.
But the plus point is they work on electricity when the power is on and in case of a power outage, they can work on battery.
So, they can be the perfect light for living spaces in your house. Because they can easily brighten up in emergency situations without depending on generators. Moreover, LED tubes do not produce any noticeable heat.
So, you can use it in your bedrooms, Dining rooms, kitchens without worrying about comfort.
- Personal Workstation: If you live in a location where power outage is common then emergency light tubes will be the best solution for workstations.
Because with emergency light tubes you don’t need the hassle of powering up a generator every time the lights go off.
Moreover, LED tube lights can have a great impact on your personal workstations. Because they are good for eyes and comfortable.
So, your workstation can become more appealing for work.
5. Is There Any Particular Size For Rechargeable Tubelight?
Actually, the length of the rechargeable tube light depends on the manufacturer of that particular tubelight.
But 2 ft and 4 ft are the most common size for battery powered LED tube lights.
However, there are some manufacturers who take custom orders for emergency LED tube lights.
For instance, with VST-Lighting, you can custom tailor your emergency LED tube light size or features according to your needs.
6. Does Emergency LED Tube Consume A Lot Of Electricity?
No, emergency LED tubes do not consume a lot of electricity.
Emergency LED tubes are as efficient as normal LED tubes. Because normally they consume the direct electric power which is almost close for all the LED tubes.
However, there is a battery to charge. But the charging amount of electricity is negligible. Because the batter is not constantly charging. The battery will only charge when the battery loses power with usage.
According to research by safelincs, some battery operated tube lights consume 5 times less power than other CFL-based emergency tubelights.
Moreover, we all no LED tubes do not waste much energy on producing heat. So, battery operated tube lights are still a power-efficient solution to other emergency lights.
7. Do I Need To Change The Battery Of Emergency LED Tube Frequently?
No, you don’t need to change the battery operated tube lights frequently.
We all know batteries lose power with time. But this happens only if the batter is used more frequently or extremely.
With emergency light tubes the chance for extreme usage is little. Because these smart lights do not use the battery all the time. They use batteries only when there is no power.
So, for a normal situation, your battery will last as long as the tube lasts.
But if you live in a place where power shortage is pretty common or a regular incident then the battery might lose power after 3-5 years.
However, they are easily changeable. So, you don’t need to worry.
8. Can You Use An Emergency LED Tube Outside?
Yes, you can use an emergency LED tube outside. But you need to keep a few things in mind.
As rechargeable tube lights have a battery. So, you must keep it in a place where
- The heat is bearable. Because batteries get damaged at extreme temperatures.
- The temperature is below freezing. Because batteries are not effective and might get damaged below 0 degrees.
However, if you use them in these extreme temperatures only the batteries will get damaged. The lights and other components will be working fine.
Moreover, rain can also damage batteries. So, use a waterproof cover if you are planning to use an emergency LED tube outside.
9. What Should Be The Suitable Environment For LED Tube Light With Battery Backup?
Normally LED tubes are suitable for any environment. Because they can survive in both cold and warm temperatures.
But LED tube lights with battery backup are made for emergency situations in mind. So, they are most suitable for indoor situations.
Moreover, battery powered LED tube lights contain a battery. Batteries are sensitive components. They can get easily damaged by extreme temperature situations.
So, battery-powered LED tube lights are most suitable for indoor room temperature.
10. Can Rechargeable Tube Lights Catch Fire?
Yes, there is a little chance of causing a fire with rechargeable tube lights. But the possibility is not as high as fluorescent and incandescent tubes.
LED tubes have the lowest probability of causing a fire. But rechargeable tube lights contain a battery so there is little chance of causing a fire. Because batteries might cause an explosion if they are kept in extremely hot temperatures for a long time.
So, do not set your emergency light tube in an extremely hot place.
However, there is no reported case of a fire caused by an emergency LED tube light. Because rechargeable tube lights are made with fire caution in mind. So, they are quite safe.
11. Is There Any Health Risk Of Battery Operated LED Tube Lights?
No, there is no health risk of using an emergency light tube.
Because, unlike CFL tubes, emergency LED tube lights do not emit any kind of UV or IR rays.
Moreover, most emergency LED tubes have CE and RoHS certifications and they abide by UL standards.
Emergency light tubes do not contain any harmful material like mercury/ lead vapor, neon, or helium gas. So, if these emergency light tubes get damaged or break, there is no chance of getting harm.
Furthermore, there is no glass material in emergency light tubes. So, with emergency light tubes you won’t get any glass scratches.
12. Can Water Harm Emergency T8 LED Tube Light With Battery?
Yes, water can cause harm to emergency t8 LED tube light with battery.
However, the probability of water damage is comparatively low in emergency LED tube lights.
Because normal CFL-based emergency tubes are made with glass. They produce excessive heat too. As a result, when they come in contact with water they get broken.
But emergency light tubes are made with plastic instead of glass. They produce less heat too. So, water might not be as deadly for 6 feet LED tube lights.
Moreover, VST-Lighting makes IP65/IP67 rated custom battery powered LED tube lights.
But water can cause harm to battery powered LED tube light fixtures. So, you should use a waterproof cover if there is any chance of water splashes.
However, saltwater can be deadly for emergency light tubes.
13. Can You Change The Color Temperature Of A Rechargeable Tubelight?
Not all emergency LED tube lights have color temperature control options.
However, some high-quality battery powered LED tube lights have color temperature control options. For example, VST-Lighting offers customizable rechargeable tubelights.
So, if you need color temperature control in your emergency light tubes you can consider them.
14. What Are The Colour Temperature Of Emergency Light Tubes?
Emergency light tubes have not much difference in terms of lighting. So, the color temperature available for normal LED tubes is also available for emergency light tubes.
The available color temperature for emergency light tubes are
- Warm white
- Cool White
- Neutral White
- Noon Sunlight
- Candlelight
- Sunlight/Sunset
- Typical Summer Light
- Snow Water Blue Sky
- Daylight White
- Super warm white

As you have customization options with VST-Lighting. So, you can customize your emergency light tube color temperature to your need.
15. Do Battery Powered LED Tube Lights Come In Multiple Colors?
Normally, battery powered LED tube lights come in white color. As they are made with emergency situations in mind, so most of the battery powered LED tube lights come in different temperatures of white color.
But you can have multiple color battery powered LED tube lights. However, it will depend on the brand you are choosing from.
However, there are many brands that produce emergency light tubes with color options without white.
For example, VST-Lighting provide many color options like
- Green,
- Pink,
- Yellow,
- Purple,
- Red
16. Does An Emergency Light Tube Come With An App Or Remote?
No, normally emergency light tubes do not come with an app or remote.
Emergency tubelight do not need a remote. They work automatically when the electricity goes off.
Moreover, there is little or no chance of using a remote to turn on the lights in emergency situations.
Normally smart LED tube lights come with an app or remote.
However, some smart LED tube lights have battery options too. So, you can use them as emergency light tubes. But they are quite expensive.
17. What Are The Diameters Of Battery Operated Tube Light?
Normally, T8 is the most popular and available diameter for battery operated tube lights.
But the diameter of an emergency tubelight depends on the market demand and region. For example, in some European markets, T5 emergency lights are quite popular.
However, if you are not understanding the meaning of T5 or T8. Here is a clarification
T means 1/8 of an inch. So,
- T8 stands for 1 inch.
- T5 stands for 5*(1 inch* ⅛)= 0.625 inches.
- T12 shows 12*(1 inch * ⅛)= 1.5 inches.

18. Is There Any Maintenance Cost For Emergency LED Tube?
One of the plus points of, LED tube lights with battery backup is they need no maintenance at all.
LED tube lights with battery backup might be expensive than their competitors. But in the long run, they are a good investment.
Because these lights do not produce much heat. So, they don’t need any special care or maintenance.
However, the batteries of LED tube lights with battery backup might lose their power after 3-5 years. But this situation only happens if you live in a region where power outage is a daily incident.
19. How Are Battery Operated LED Tube Lights Better Than Regular emergency Tubes?
We have already talked about the benefits of emergency light tubes.
Now this small chart can help you understand how LED tube lights with battery backups are better than regular emergency tube lights
Emergency LED Tubes | Regular Cfl Or Fluorescent Emergency Tubelights
|
|
Heat | Heat is a big factor for battery-powered lights. Because heat can damage the battery.
LED tube light with battery backups does not produce much heat. So, you don’t need to worry about heat with emergency LED tubes. |
CFL or Flurocen tubes produce 60-90% more heat than LED tubes.
So, the CFL or fluorescent emergency tubes lose their battery faster than LED tubes. |
Environmental Impact | LED tube lights with battery backup are produced with 100% eco-friendly materials.
So, they have close to zero environmental impact. |
Regular emergency Tubes use mercury or lead vapor.
They are hard to recycle. Moreover, they are poisonous too. |
Flickering | Like normal LED tubes, battery-powered LED tube lights are flicker-free.
As a result, they can not cause headaches or harm the eyes. |
Normal emergency tubes are not flicker-free.
They might work flicker-free when battery powered. But when on electricity they can cause flickering. As a result, they can cause headaches and harm our eyes. |
Lumen efficiency and CRI | Emergency t8 LED tube light with battery have high lumen efficiency and CRI.
So, they are both good for batteries and can provide better quality light. |
CFL-based emergency tubes are not many lumens efficient.
|
Safety | LED tube light with battery backup is safer than normal emergency tubes.
As they produce low heat is little or no chance of causing a fire by the battery.
|
Fluorescent emergency lights produce too much heat.
That heat can cause battery damage or even a fire. |
Repairability | Emergency LED tube lights have different components and they do not depend on any mercury or other gas.
So, if a component fails, you can always change it and the light will work fine. This applies to the battery too. So, the LED tube light with battery backup is completely repairable. |
Normal emergency tubes depend on mercury vapor and the other components are interconnected too.
So, CFL emergency tubes are hard to repair and sometimes not reparable. |
20. Can You Use An Emergency LED Tube Light With Fluorescent Setup?
No, emergency LED tube lights can not be used with fluorescent tubes.
Because emergency light tubes come with their own fixture. The fixtures of emergency light tubes are pretty compact. They look quite similar to fluorescent fixtures too.
However, inside the fixture, an LED starter, battery, the LED driver is included.
Moreover, these fixtures have high-quality mounting options too.

21. How To Safely Install Rechargeable Tubelight?
The installation of emergency light tubes is quite simple. As they come with a fixture. So, only need to connect a few cables.
However, please be careful as you are dealing with electricity.
Now, follow the below steps
- Firstly, turn off the main electric switch of your house.
- After that, set your emergency tubes to the desired place. Use the mounting equipment.
- Then, find out the live and neutral connection of your emergency tube.
- Now connect the tube live with the main live wire and tube neutral with the main neutral.
- After that, cover the wires with wire nuts and check if there is any loose wire.
- Lastly, turn on the main switch and it’s done.
Conclusion
This is everything you should know about emergency LED tube lights.
The goal of this ultimate guide is to help you understand emergency light tubes better.
So, we tried to cover every available question and confusion about the emergency light tube.
However, please try to buy emergency LED tube lights from a trusted source.
If you still have questions about emergency light tubes then feel free to comment.