Professional Universal Wireless Battery (RCA) 2400mAh

Professional Wireless Tattoo Wireless Power Supply 2400mAh High-Capacity External Battery Pack for Tattoo Pen Rotary Tattoo Machine (RCA)

• POWER SUPPLY -  mini wireless tattoo power supply is slim compact and portable, lightweight (Only 0.16 lb). High-speed charging, colossal capacity; 1.5h full charging，4h operating hours
• VOLTAGE CONTROL - this mini tattoo power supply machine output:4.2-12v. Increase or decrease step by step in increments of 0.3v. Long press the button to turn ON/OFF, and click to switch between these voltages
• RCA/DC CONNECTOR - wireless tattoo power supply has an RCA connection & DC connection for your choice. Allows rotary tattoo machines and tattoo pens to work without clip cords
• LED DISPLAY - is clear at a glance, real-time display of digital voltage, more convenient and quick to adjust the output voltage
• PACKAGE ITEMS - 1 x Mini Tattoo Power Supply and 1 x USB Cable