Usage Tips:Cordless motion sensor night lights --The sensor night light is a guarantee for your safety in the middle of the night. it has the control settings-"On" which leaves the light on constantly; " OFF" which obviously the night light is off; and " Auto" which is motion activated up to 20 feet in a wide range of 120 degrees. it has 5 brightness levels that you can choose from and the light stays at that level every time it is activated until you set it to a different level manually Long lasting battery operated nightlights -- Powered by rechargeable 2000mAh battery build-in. Easy to recharge by USB cable . the lighting time after fully charged can reach 100 hours ( the lowest brightness ) or 500 hours ( automatic mode). just get rid of the sockets. you can use it more freely. 5-Level adjustable brightness ---Dimmable night lights , Dim lamp is a wide used to give you a better sleep quality . Bright light can help you read, a variety of sensor night lights with adjustable brightness are very flexible and portable. if you are in an emergency, press the button for more than 3 seconds, this small led lights can product bright SOS Signals Wireless & Portable design -- easy to place the light wherever you need it since it's portable. it comes with a handy stand. can also be place permanently with the double-side tape that is included if you prefer that Easy to put anywhere---Great for anyone. Anywhere you don't have a socket to plug in a nightlight. this mini cordless lamp is a detector home friend for elderly in room