Product Functions: 1. By USB-android charging cable 2. Sevice life: 30,000hrs 3. Switching cycle: 100,000 Xon/off 4. Light comes with detachable white clear plastic cover, also use as a night light; and six sets of fantasy films 5. Led beads 3: white, yellow, blue Button 1: Turn on/off Button 2: Light brightness adjusting, light color switch from white, blue, yellow and mixed warm white Button 3: Rotation on/off The BT type has a re…