LED emergency driver accords with GB17945-2010,it is suitable for all 3W to 60W LED lamps with external driver,It can be used in public places to ensure LED lights work normally when power failures suddenly because of fire and earthquake and etc.This emergency driver would not influence its environment and power around when it works.

This emergency battery pack is ideal for use in hospitals, offices, schools, universities, shopping centers and other public buildings. if the power goes off suddenly. This time if there is an emergency power supply installed in LED lights, there will be no panic and confusion caused by  power outages suddenly.

Input power for led lights: 3-60W 
Emergency power: 4W
Battery type: built-in 3.7V 2400mAH/3500mAH lithium ion battery
Emergency duration time: 2/3 hours
Battery cycle time: 500-800 times
Working input/output voltage: AC85-265V , DC10-138V
Charge time: ≤24 hours
Protection degree: IP30
Certificate: CE Rohs.
Warranty:3 years
LED emergency driver is great for led panel light ,LED linear lights, LED troffer lights etc.

http://www.jlhelectronic.com/