1300W Electric demolition hammer 1) Work: 30J 2) Max Input Power: 2200bpm 3) NW: 10.1KG 4) Chisel Size: 21mm*350mm demolition hammer, jack hammerHM1201TRated Input Power 1300WMax Impact Rate 2200BPMRated Frequency 50/60HzRated Voltage 220V/110v~2PCS/CTNNET WIEGHT 10.1KGS HM1201T 1300W Electric Demolition Hammer