From website: "The Metabo KHE-2443 1 In. SDS-Plus Rotary Hammer features Metabo's 7.0 Amp 800 watt motor providing extreme power for the toughest concrete drilling. With 0-5400 BPM and 0 to 1150 RPM this tool is compact and lightweight. Metabo’s 3 function switches allow the operator to change from drilling, drill with percussion and chiseling. Other features included are Metabo's S-Automatic slip clutch, auto-stop carbon brushes and Winding Protection Grid. Metabo includes side handle, drilling depth guide & carrying case."