Bluetooth Music Bulb

When power cut, the bulb still working, charging 2 hours, can work 2-4 hours when the bulb working with power, it will automatically charging, when no power, bulb still working specifics: material:pp protection level:ip65 beam angle:180° color rendering index:70 emergency time:2-4 hours or so base type:e27 (european medium) power:5w-rgb power led power -7w speaker power 3w