Enjoy efficient, peak-level tattooing with the Mast Halo Tattoo Power Supply. Output voltage: 1.5v¨C12v; 0.1v voltage adjustment increments. The Mast Halo is built to last, meet your demands, and make your job easier. Enjoy 360 degree rotational abilities on the OLED white display screen; this means you can adjust the orientation and route your cables any which way based on your workstation and personal setup. Compatible with traditional coil and rotary tattoo machines. Specifications: Input Voltage: AC100-240V 50/60HZ DC12/2A Output Voltage: 1.5-12V 2A Power: 24W Weight: 121g Size: 90*90*43mm