Auto-sensing LED door lock light use the human body infrared sensor technology and light automatic detection technology. When there is a hand close to the door lock, installed in the lock above the LED lights automatically illuminate. People come, the light has been bright, people go,the lights automatically extinguished. Make it easy and safe to enter your home. In the dark do not have to grope in front of your door. Features - Color: White.- Material: Plastic.- Size: 8 * 4 * 3 cm/ 3.14 * 1.57 * 1.18 inch(L * W * H).- Light source: 4 * LED.- Sensing modes: human infrared sensor.- Sensor Control: photosensitive sensors (night work, day standby).- Sensitive angle: 60 degrees.- Sensitive distance: 3 m/ 118 inch.- Delay time: 6-8 seconds.- Working temperature: -5 to 38 degree Celsius.- Working Humidity: 5% -93%.- Power: 1.5V.- Standby current: <0.1mA.- Power: one fifth battery (AA).- Installation: Use double-sided tape (with) or use M3.0X20 mm screws (not included).- Usage: placed on the door, kitchen, safe case, wardrobe, drawers, car glove box, etc for infrared sensor lighting.Packing list: 1 * LED Intelligent Induction Small Night Light Door Lock Induction Lamp