1.Use advanced PIR technology, our night light can auto-on within 3-5M, auto-off after 20 seconds of no motion detected helps prolong battery life. It will turn on only when it is dark and when motion is detected 2.Under Counter Lights for Kitchen not need extra batteries,Built in 200mAH rechargeable battery, USB Rechargeable Puck Light only takes 1-2 hours to fully charge. 3.These cordless motion sensor under cabinet lights provide enough light to make sure you never stumble in the dark. Adopt advanced anti-glare panel, provide soft light to protect your eyes, better for kids and elders. 4.Compact and portable size makes these motion sensor puck lights perfect for anywhere you need extra light to stick on like kitchen, bedroom, hallway, stairs, basement, attic, garage, laundry area, under cabinet, closet, cupboard, drawer, safe box, mailbox, etc. 5. Design & Easy Installation,with customized super strong magnet, so no need to worry about the cabinet light falling at all, you could choose to anywhere, enjoy the you like Product Name: Sensor Night Light Style:PIR Motion Sensor Lamp Type:Night Light Modes: Sensing Mode or Long Lighting Light Color: Cold White(6000K) Voltage: 5V Power: 0.6W Battery Capacity: 200mAh Sensing Distance: 0-5M Sensing Angle: 120 degress Type:LED Power Source:Battery Powered Connectivity Technology:USB Mounting Type:Wall Mount Water Resistance Level:Not Water Resistant Special Feature:PIR Motion Sensor Lights, Battery Operated, Shatter Resistant, Energy Saving Size:Diameter: about 8.6cm, thickness: about 2cm Colour:White Material:plastic Package Contents: 4 x Motion Sensor LED Light 4 x Magnetic patch(A) 4 x Magnetic patch(B) 4 x USB charging cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.