Dental 1:1 LED Fiber Optic Handpiece Internal Spray Contra Angle. Dental E-generator LED high speed handpiece. Handpiece 1 pc. Triple water spray, LED handpiece integrate E-generator. Handpiece 1. FDA for Handpiece: 510(K) Number: K181691, Regulation Number: 872.4200, Classification Product Code: EFB, Subsequent Product Code: EGS.