Built three button batteries (for battery)， key switch， immersive feel comfortableHigh. Built-in latest model of LED bulb life of up to 100，000 hoursThis light is suitable for bedroom， home furnishings， gifts， bars， cafes， restaurants， and every romantic place， especially arranged marriage room， wedding， Party， is also a good gift to give love， wedding， gift good choice. Colorful night light， as long as the toggle switch at the bottom， you can let her light up， the body transparent issued colored lights， red， pure white， blue， yellow， green， yellow-green， purple， pink light， colorful gradient， faint flicker， Magic and the cycle continued.