Compact sized control box with precise small and strong micromotor handpiece Very High-powered and quality 0-35,000rpm handpiece made in Korea two year warranty Burs can be easily changed (twist the handle counter-clock wise to change the bur and can be easily restored back to the original position) Zero stage speed system(it's well designed to output from 0--- 35,000rpm by using non stage speed system) Right & Left turning ability Foot ON/OFF switch system Weight:2.0KG Burs size :2.35 mm Packing Power Control unit. (AC110V or AC220V) 1PCS 35K R.P.M. CONTRA-ANGLE Connectors 1PCS Foot ON/OFF Control system. 1PCS Handpiece Support 1PCS Straight Handpiece 1PCS Contra-Angle Handpiece 1PCS Attention: The bur for Contra-Angle Handpiece must have a card slot (the diameter of the bur handle: 2.35mm)