ELPA LED Sensor Light with Motion Screw and Mode Switching (White/Battery-Powered/Rainproof) Sensor, Magnet, Mount, (PM-L751W)

Power supply: 3 AA batteries (sold separately) Battery life: Sensor mode: Approximately 14 months (when turned on 10 times per day). Constant-on mode: Approximately 26 hours. When using alkaline batteries. Battery life may be shorter depending on battery performance and usage conditions. Light source: white LED/bulb color LED Total luminous flux: White 45lm / Incandescent 25lm. When always on Lighting duration: Approximately 12 seconds (automatically turns on when a person is detected and automatically turns off after approximately 12 seconds). If a person is detected while the light is on, the lighting duration will be extended. Lighting start illumination: Approximately 1 lx. Operating temperature range: 10°C to 40°C. Protection rating: IPX4 (splash-proof).