Kans&reg; Aluminum Case Wireless Motion Sensor Activated LED Wall Sconce Night Light - 4 AA Batteries Operated (Not included) Motion SensorLights turn on when motion is detected within 3 meters, turns off automatically after 30 seconds after you walk beyond its sensing range Battery OperatedNo wiring needed, 4 AA batteries needed(not included). Easy InstallationCan be mounted with included 3M double sided tape, or install it with screws Elegant & Durable DesignBrushed aluminum Decor Frame for visual enjoyment and long time usuage.Wide application: Balcony, corridor, wardrobe, garage, hallway, pathway, staircase,wall,etc 12 MONTHS WARRANTYPackage contents: 1*Wall light,2 * squares of 3M double sided tape,2*Self-tapping screw,2 plastic expansion screws and friendly customer service