Critical ATOM® Power Supply Compatible with all coil and rotary machines. Built in magnets and grippy silicone for use on a variety of surfaces Simple push/Rotary control to turn on/off output and to change voltage (No pedal required to run) Color indicates voltage (range 1.5 17) Maintained or momentary foot pedal modes Jump start enabled for hard starting rotaries Fully machined, Anodized Aluminum housing in black Dimensions: 1 3/4 height, 2 7/8 diameter, 6.4 oz weight Comprehensive 2 year manufacturers warranty Includes: Atom power supply and power adapter WARRANTY & SERVICES FOR THIS PRODUCT ARE PROVIDED DIRECTLY BY THE MANUFACTURER