Specification Input AC100~240V, 50/60Hz Main Unit Input DC30V, 1.3A Water Input pressure 0.5MPa~0.6MPa Vibration frequency of the tip 28kHz+3kHz Ultrasonic output power 3W~20W Output Half-excursion ≤2N Foot Switch Batteries 1.5V×2 Receiving Sensitivity -114Db Main Unit Dimensions 310×370×170mm Packing Size 470×400×235mm Weight of main unit 1.50kg Gross Weight 6kg Quality guarantee host – 3 years, handpiece – 1 year Scaling Tip G1*1, G2*1, G3*1 G4*1, G5*1, E1*1, IM1*1, P1*1, P2R*1, P2L*1, P3*1, P11*2, P12L*2, P12R*2, P12*2, P13R*1, P13L*1, P15*1