The Matrix Portable Power Supply is a marvel of ingenuity that utilizes a RCA plug to jack into the tattoo pen vertically. The built-in 2000 mAh rechargeable lithium battery is capable of up to 5 hours of run time. It features a simple single button operation that switches between voltage, % battery and voltage adjustment of 0-12 volts. The device is lightweight at 1.8oz and measures 2.5″ x 1″. Charge time of 1.5-2 hours. Incremental voltage adjustment by 0.5v from 4.5v to 12v. Comes with charging cord.

• RCA plug to jack into the tattoo pen/machine vertically
• built-in 2000 mAh rechargeable lithium battery is capable of up to 5 hours of run time
• features a simple single button operation that switches between voltage, % battery and voltage adjustment of 0-12 volts
• lightweight at 1.8oz and measures 2.5″ x 1″
• Charge time of 1.5-2 hours
• Incremental voltage adjustment by 0.5v from 4.5v to 12v
• Comes with charging cord