Feature: 1. Using human infrared sensor technology and automatic light detection technology. 2. When a hand approaches the door lock, the LED light installed above the door lock automatically illuminates. 3. When a person is present, the light is always on, and when the person is away, the light is automatically turned off. 4. There is no need to fumble at your door in the dark. When you go out, you don't have to lock the door in the dark. 5. Use light sensor for induction control(working at night, standby during the day). Specification: Item Type: Keyhole Light Material: ABS Induction Mode: Infrared sensor of the human body Induction Control: Photosensitive sensor (working at night, standby during the day) Sensitive Angle of Sensor: 60° Sensitive Distance of Inductor: Approx. 3meters/9.8ft Battery: 1.5V 1 x AA battery 150mA (battery not included) LED: High brightness white LED LED number: 4 PCS LED Life: 100,000Hours Delay Time: The light is always on when the person is there. After the person leaves, the light will automatically go off after 5 seconds delay Standby Current: < 0.35mA Operating Temperature: -5℃ - 38℃ Operating Humidity: 5% - 93%. Package List: 1 x Keyhole Light1 x Sticker1 x Manual