technical specifications:impact rate (bpm): 35700power supply voltage (v): 18battery capacity (ah): 2.0no load speed (rpm): 0-600/2100max. Torque (nm): 80charging time (min.): 6018v stanley® fatmax® v20 brushless impact drill/driver with two 2.0ah batteries and casefeatures and benefitsthanks to improved battery technology no memory effect and minimal self-discharge the v20 lithium-ion battery is ready to work whenever you want and wherever you need to work and also ensures longer tool life.brushless motor technology provides better efficiency and longer runtime generated by a smaller and more compact motor with lower maintenance requirements and extended durability.built-in charge status indicator allows for convenient monitoring of charge status keyless chuck allows for easy bit changing.built-in led work light provides improved visibility in all working conditions.part of the new 18v stanley® fatmax® v20 cordless system - power all your v20 tools with a common new and improved 18v lithium-ion battery that allows you to easily handle any task.powerful hammer speed up to 35700 bpm for efficient drilling in masonry.powerful motor with speed up to 2100 rpm and up to 80 nm of torque for efficient drilling and screwdriving in wood metal and plastic.2-speed gearbox with speeds 0-600/0-2100 rpm provides greater control over the work.includes two 18v stanley® fatmax® v20 2.0ah batteries a 2a charger and a case.applicationsdrilling in ferrous and non-ferrous metals.drilling screwing and installing fuse boxes server boxes etc.drilling and screwing assembly work.drilling for fixings in low-density masonry and concrete.installing wooden and pvc window frames screwdriving work.case.2 x 2.0ah li-ion slide-in batteries.60-minute 2a charger.stanley® fatmax® v20 18v brushless hammer drill.**