Features: 1. 5 LED lamp,shadowless lighting ensures brightness at all preparation area 2. Air & Water sprays,perfect cooling treatment 3. Anti-skid body and non-scratch design, easy to control and more comfortable 4. Burs would be easily changed with the push button __________________________________________ Technical data: -100% brand new and high quality. -Material: stainless steel -Rotation speed: 25,000- 30,000r.p.m -Working air pressure: 0.25--0.3Mpa -Cooling water: Air & Water sprays -Bur applicable size: 1.590-1.600 mm -Chuck bur: push button -Noise: less than 65 dB -Disinfection: autoclavoble to 135 ℃