860w of input power 220V of voltage Drilling diameter maximum: 26 Frequency rating: 50 Hz to 60 Hz Speed without load: 880 r/min AC is the power mode. Whether or not there is speed: no Method of operation: Hammer drill Positive or negative, there is none. Type of drill: four pits 4.7 kg is the net weight. Method of operation: 2.7-meter handheld power cable Volume (len)