Type:Cleaning & Filling Teeth Equipments Instrument classification:Class II type:Anesthesia device Certificate:FDA Usage:Local anesthesia for oral cavity Size:24.2mm*186mm*30.2mm power:Input:AC 100-240V 50 60Hz Output:5DC Working voltage:DC 3.7V package:1 hard box for 1 set Model:EASY II Application:Dentistry OEM:yes