Auto On/Off: Built-in sensitive light sensor and Motion Sensor ; the light smartly automatically turns on when motion (within 3 meters) is detected and turns off in 20 seconds if no more motion; Photocell sensor keeps the light off during daylight hours.
Two Optional-color Night Light: Blue and White light that is safer because it is closer to natural daylight. Not too bright, Not too dim. Soft light protects your vision and reduces eye fatigue.
Save Money:Save money on energy and bulb replacement. The nightlight uses 2pcs super bright LED, no bulb replacement. 12hrs each day, only 2.2 Kwh per year. Probably not even enough to make any movement of your power meter
Energy-Saving: Only need 2*AA batteries(not included), but will last up to about 3-6 months; low power consumption but super long battery life
Two Installation Methods: Installs easily in seconds on a wall, stairways, bedroom, baby room with a 3M sticker or the built-in magnet. Please check the 2 different ways of installation details on the user's manual.