4 hole high speed handpiece. Every feature of STNABM handpieces is precision engineered to deliver enhanced performance with the reliability and durability SANDENT users expect. Speed: 380,000480,000 min-1. Head Size: ø10.3 x H13.5 mm. LED E-genertor 4hole handpiece. Low noise, large torque, vibration free, heating free and high illumination. Push button, Triple water spray, LED handpiece integrate E-generator. 4-Hole Push Button system Back siphonage prevention sanitation handpiece Professional LED light source, superior brightness, longevity 1000 hours Unique electric generator, just a little air can generate sufficient power. Head size:Ø 12.5 H14. Bur size:Ø 1.6. Sterilization by autoclave at (135) 0C. Noise level:? 70 dB. Air Pressure:0.22-0.3 MPa. Rotate speed:250,000-350,000 r. The sale of this item may be subject to regulation by the U. Food and Drug Administration and state and local regulatory agencies. You feedback is VERY important to us! Our USA Warehouse located in Gresham, Oregon, United States. We strive to exceed all your expectations and put a smile on your face. We stand behind our products and pride ourselves on OUTSTANDING customer service. 1:30pm —6:00pm. Please Refer to Beijing Time. FDA for Curing Light. 510(K) Number: K192233. Regulation Number: 21 CFR 872.6070. 510(K) Number: K181691. Regulation Number: 872.4200. Classification Product Code: EFB. Subsequent Product Code: EGS. 510(K) Number: K163414. Regulation Number: 872.4850. City, State:BEIJING, China.