■ ELPA LED Sensor Light ● PM-L255 Lights up when approached at night. Includes 3 AA batteries for testing. The main unit only; double-sided tape and screws are not included. It can stand on its own. ● Battery Life Constant-on mode: Approximately 40 hours Sensor mode: Approximately 8 months (when lit 10 times a day) ● Light Source White LED Total luminous flux: 9lm Lighting duration: Approximately 30 seconds (Automatically lights up when a person is detected in a dark place and automatically turns off after about 30 seconds) * The lighting time is extended when a person is detected while the light is on. ● Illumination start illuminance: Approximately 5lx ● Dimensions: Width 41 x Height 165 x Thickness 37mm Thank you.