Mini Wireless Tattoo Power Supply Battery RCA / DC Connection For Tattoo Machine

Mini Wireless Tattoo LED Display Power Supply RCA And DC Connector Tattoo For Tattoo Machine Specifications: Item type: Power Supply Color: Black Working vlitage: 3.7V Battery type: Lithium battery Battery capacity: 2400mAH Output currrent: Continuous current 0.5A Charging voltage: DC 5V+-0.2V Charging current: 800mA Specifications: RCA / DC interface Product accessories: USB charging cable This power supply click up/down to adjust voltages: 5V, 6.5V, 8V, 9.5V, 11V (1cm=10mm=0.39inch) Measurement Details in the attached picture. Package include: 1x Power Supply 1x USB Cable Feature: -This product is small and can beheld in one hand, no need to worry about stepping on the line. -Comes with USB cable, easy and convenient to charge. -USB interface can be chargedat any timeThe RCA interfaceand DC interface are optional. -Long life.The input and outputcan be up to 2A. - Insert tattoo pen or motor peninterface, can work for a longtime super stable. -Overload protection,This battery has output overcurrent, shot circuit, over charge, over discharge protection and low power standby funtion.