"· emergency light with backup battery
· when there is power failure, use the light like a flashlight by pressing the power button on the bulb, can last at 300lm for 3-4 hours
· high quality driver with minimized flickering
· high quality chips with aluminum pc body and high diffusion cover
· dimmable option
· lifetime of 15,000h~25,000h with 2-3 years warranty"