To avoid the harm to the eyes caused by the strong light in the night, oraimo SmartNightLight with 4000K warm light creates indirect soft and comfortable light atmosphere. Built-in Motion and Light Sensor--Light When You Need It Built-in motion and light sensor, the nightlight intelligently recognizes day and night. It automatically turns on when someone moves within its 3-meter sensing range in a dark environment and turn off when no one is detected within 25 seconds. One Charge For 120 Days--Low Power Consumption LED night light consumes only 0.5W for lightening 4-5 times per night in auto mode, saving both the environment and your wallet. Battery life is longer than 4 months, no need to charge frequently. Magnetic Installation--Stable Fit with Strong Adhesive Tear off the strong adhesive of the base Stick the base to the wall