The B2 Super Tattoo Battery is a revolutionary innovation in tattoo machine batteries. Equipped with the Mastlabs cognitive function and super-sense chip, it ushers in a new era for tattooing. The Mastlabs chip automatically recognizes and starts different machine motors, ensuring a lightweight and balanced experience for all tattoo machines.Enjoy uninterrupted tattooing sessions with over 6 hours of running time. Despite its compact 1,200mAh power, the Dragonhawk chip technology maximizes efficiency, allowing for longer-lasting performance.This versatile battery is compatible with all Rca jack tattoo pens and rotary tattoo machines, making it effortlessly compatible with your existing equipment. Start running with ease and confidence.Not only is the B2 Super Tattoo Battery technologically advanced, but it also boasts an original design and stylish look. Its quality craftsmanship makes it a perfect gift for birthdays or anniversaries, whether for your family, or friends, or even as a well-deserved gift for yourself. You deserve the best.Specifications:Weight: 46gDiameter: 32mmLength: 46.8mmBattery Capacity: 1200mAhWorking Voltage: 4-12V