LED screen, three button, easy to operate. Adaptor working voltage:100V-240V, 50Hz/60Hz. Adjustable torque, range 0.6-4.0Ncm. Volume (cm) : 20.618.67.1. Weight (kg)/PCS : 0.8.This item is in the category "Business & Industrial\Healthcare, Lab & Dental\Handpieces & Instruments\Other Handpieces & Instruments". The seller is "dentalbest" and is located in this country: CN. This item can be shipped worldwide.