Chiuer 12W LED Emergency Wall Pack Light with Backup Battery and Photocell

Dusk to Dawn Photocell Included Polycarbonate Lens and Mirrored Reflector Self-Diagnostic, Self-Test Unit Die-Casting Aluminum Housing Daily use 12W/1200 Lumen Emergency Operation at 4.8W/433 Lumen Emergency Illuminating Operation 90 Minute Rechargeable 4.8V 1800mAh Ni-Cad Battery (Within 24 hours) Suitable For Outdoor Wet Locations (IP65) When the power supply system is out of power, the lamps start the emergency system to turn on the lights and the duration can be up to 90 minutes. The lamp has a light-sensing function, when the light < 3FC lamps are automatically turned on, and the light > 3FC lamps are automatically turned off.