Build-in backup battery and photo cell
Die-cast aluminum housing
Polycarbonate lensand mirror reflector UL-94V-0flamerating,fire-resistant
IP65 rate
Power consumption: 4.8Wmax
Color Temperature: 5000K
Output: 956lmfor general mode
433lm for emergency mode
4.8V 1800mAh Nickel Cadmium Battery
Backuptime:>90minutes
Charging time:24 hours
Overcharge&Over-discharge protection
Conversiontime:<0.2s
Operating temperature: 14℉ ~ 104℉
Measurement : 10.4 x 6.3 x 3.86 inches