This high-speed turbine dental handpiece is designed to provide excellent visibility with its high brightness fiber optic lighting. Its 3 air and 3 water spray system effectively cools the entire surface of the bur, ensuring a high cooling effect. With low noise levels, it creates a quiet environment for both the operator and patient, reducing any pressure caused by excessive noise. The comfortable handle offers a comfortable grip and easy cleaning. This handpiece is compatible with 1.6mm burs and allows for easy changing with its convenient push-button feature. 1.6mm and burs can be easily changed with the push-button mechanism. 1Dental Handpiece with Quick Coupling 1Wrench 1manual. High speed handpiece: 3 way spray 3 air. Chuck type: push button. Air pressure: 0.25-0.28MPA6hole. Bur applicable: 01.59-01.6mmx21-23mm. Rotation speed: 300,000rpm. Work voltage: 2.9v-3.2v. Statement:The sale of this item may be subject to regulation by the U. Food and Drug Administration and state and local regulatory agencies. The Fingertip Pulse Oximeter is certified with the US FDA 510K No. K070371, the CE & TUV of Eureope and it is on the Australian Register of Therapeutic Goods (ARTG) with the code 136606. The Powered Surgical Instrument / Speed 808 System is certified with the US FDA 510(k) Number:K132989. The Powered Surgical Instrument / Hair Remove Device is certified with the US FDA 510(k) Number:K180353. The Powered Surgical Instrument / Hair Remove System is certified with the US FDA 510(k) Number:K141973. Massager, vacuum, light induced heating / Slimming Treatment Device is certified with the US FDA 510(k) Number:K161892.