What's in the box:

Tattoo Power Supply 2nd Gen Power Supply Box Colorful Voltage LCD Digital Display Fits All Tattoo Machine (Black)

Features:
Compatible with all coil and rotary tattoo machines.
User-friendly Easy voltage adjustment, and change voltage.
Two foot pedal modes: maintained or momentary.
Features a backlit digital display, touchscreen, and colorful LEDs that indicate current voltage range.
Dual output so artists can seamlessly switch between liner and shader tattoo machines. External foot pedals can only be used when running one machine.
CNC-machined anodized aluminum housing, Anti-slip base with built in magnets for easy mounting.

Specifications:
Type: Tattoo Power Supply
Color: Black
Material: Aluminum
Output Voltage: 1.5V-16V
Package Size: 18.5*12.5*7.8cm / 7.3*4.9*3.1in
Package Weight: 446g / 15.7oz

Package List:
1 * Tattoo Power Supply