Dental LED/NO-LED Handpiece High Fast Speed Push Button/Screw Wrench Type 4Hole. Needle Change Type: Standard Wrench Type. Applicable Bur: 1.6mm and should be conformed to ISO standard. Rotate Speed without Load: 350000 r/min. Rotate Air Pressure:108-245Kap. Noise Level:? 68 dB. Feature for LED Push Button. Bur size:1.59-1.6mm Chucking Power: 20-45N Chuck:Push Button Noise level:? 70 dB Air Pressure:0.2-0.25 MPa Spray:Internal Triple Spray Rotate speed: 380,000-480,000 r. M Holes: 4-Holes Sterilization by autoclave at (135)? Feature for Push Button. Kindly Note : Any questions, pls contact me first and I’ll try best help solve it!! 510(K) Number: K181691. Regulation Number: 872.4200. Classification Product Code: EFB. Subsequent Product Code: EGS. 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: K163414. Regulation Number: 872.4850. City, State:BEIJING, China.