- High-speed air turbine handpiece. - Imported Bearing: Long life, low noise and stable. Better Hand-feeling: Graceful body, simple, portable easy clean easy control. - Balanced Impeller: Cartidge passed the Germany dynamic balance machine test. - Reject Welding: Complete head made by CNC, more stable. - 3 air , 3 water spray: Head and cartidge with anti-retraction structure. - Professional LED light source: superior brightness longevity 10000 hours. - Unique electric generator: Just a little air can generate sufficient power. Technical Information: - High speed handpiece: 3 way spray 3 air - Chuck type: push button - Bulb: LED light - Noise: ≤70dB - Air pressure at the back end of HP: - 0.25-0.28MPA(4hole） - 0.20-0.22MPA(2hole） - Bur applicable: Ø1.59-Ø1.6mmx21-23mm. - Rotation speed: ≥280,000rpm. **For further product information, please contact Chat Support**