Check the listing for details. Dental Lab MARATHON Handpiece 35K r/m+Micromotor N3S 110v. Condition: New. Listed at 127.50 USD. Dental Lab MARATHON Handpiece 35K r/m+Micromotor N3S 110v A 35k MARATHON N3 Handpiece Polishing Dental Lab Dentist We can supply 110 and 220 volts units,Please tell me you need AC110V or AC220V before we ship it. Unit reads Shiyang III as rebrandedProduct’s features:Compact sized control box with precise small and strong micromotor handpieceVery High-powered and quality 0-35,000rpmOur product has a virtue is tool exchange method which using CAM(twist the handle counter-clock wise to change the bur and can be easily restored back to the original position)Another virture is non stage speed system(it's well designed to output from 0--- 35,000rpm by using non stage speed system)Right & Left turning abilityFoot ON/OFF switch systemSpecification:Weight:2.0KGBurs size :2.35 mmPacking list including:Power Control unit. (AC110V orAC220V) 1PC35K R.P.M. handpiece 1PCFoot Control system. 1PCHandpieceSupport 1PC FDA Disclaimer "The sale of this item may be subject to regulation by the U.S. Food and Drug Administration and state and local regulatory agencies. If so, do not bid on this item unless you are an authorized purchaser. If the item is subject to FDA regulation, I will verify your status as an authorized purchaser of this item before shipping of the item." Dimensions are accurate. No assembly required