Motor is 30% shorter and 23% lighter. The internal version of this brushless electric motor system features an ultracompact, state-of-the-art LED micromotor. Capable of all high-speed, low-speed, and endodontic applications with just 2 handpieces. Other features include an adjustable LED light, 40 programmable preset-memory settings, and auto-reverse with torque limitation capabilities ideal for endo. Installed internally into any existing dental unit. 3-year warranty.