Package Include: 1 x Touch tap Light 3 aaa Batteries required (not included). Turn on/off light by pressing the top of the light. No wiring or plugs are required. When you change the battery, do not pull the plastic directly. Otherwise the plastic that holds the light in part will break off. You should Hold the plastic part and Rotate it in a clockwise direction, and then open it and install the battery. Stick and Click quick and easy light anywhere; with self-adhesive sticker on the backside, can easily be stuck to wood, plastic, metal, glass, etc.