... ,16 kinds of luminous color can be changed at any time. Built-in battery adopts Philips lithium battery, capacity is ... 639x35x360.04957013851,Charging Method:Lithium electric induction 2,Recharging Time: 4-5Hours 3,Working Time: 6-8Hours 4,Voltage/Power: 7.5V/ ... internally installed battery, please recharge in time when it is low power, and long time inactivity inadvisable.2. Accessories include Remote ...