20V brushless lithium hammer：Machine size:32.5*9.5*20.5cm；Net weight:2600g；SDS chuck,variable switch,forward and reverse function.；Working voltage:20V；Un-load speed:0-1150rpm, impact frequency:0-5100bpm；Power:2.8Joule；Working mode:Drilling, Hammer drilling,Chisel adjustment, Hammer；Max drilling ability:Concrete-26mm, Iron-13mm, Wood-30mm；Accessories:Plastic ruler*1, auxiliary handle*1, plastic drill chuck (13mm) and extension rod*1, Rotary hammer drill (6/8/10*150)*1.