Wireless Battery and Charging Dock for Mast Racer Pro

Suitable for use with Mast Racer Pro machines. Ultra-Fast Charging: Full charge in 50 minutes, delivering 5 hours of continuous operation. Advanced Electronic Control: Effortless startup and optimal performance, ushering in a new era of tattoo machine batteries. Specification of battery: Weight: 53g Diameter&length:30*50mm Charging time:<50min Working time: 4-5 hours Battery capacity: 1520mAh Specification of charging dock: Weight: 33g Dimensions:42*42*13.3mm Charging current: 1.7A Max Charging voltage: 5-12V Charging interface: Type-C