Include uni receiver. Works with all power units. 

CXP Wireless Foot Pedal / Universal Receiver Combo

• NEW! Improved shielding to limit debris getting inside the pedal
• NEW! Better response with one central switch vs multiple contact springs
• NEW! Uses 2 AAA batteries (included) that last 3 years of daily tattooing
• NEW! Spun, anodized aluminum top
• Adds maintained pedal mode feature
• Non-skid rubber bottom
• Easily bagged 
• Can also be used wired with any standard clip cord
• Run as many as you want in one place without interference 
• Powered via external power adapter (supplied) with North American or European cord (specify at checkout)
• Dimensions: 5 inch Diameter, 1 inch height, 8.6 ounces
• Comprehensive 2 year manufacturer warranty
• Made in the USA