Specifications Brand DrillproColor BlueNo Load Speed 0 7200 rpmImpact Frequency 0 7700 ipmMaximum Torque 1800N MRated Torque 700N MSquare Drive 1 2 Battery Compatibility 18V batteriesGear Position Forward 3 gearsReverse 2 gears including reverse auto stop function Features 1 High Torque Performance Featuring a maximum torque of 1800N M and a rated torque of 700N M this brushless electric impact wrench delivers powerful high impact performance for all your wrenching needs 2 Broad Application With a 1 2 square drive the wrench is designed for varied applications requiring high torque enabling effective loosening and tightening of bolts and nuts 3 SpeedControl With a no load speed of up to 7200 rpm and an impact frequency of 7700 ipm you can control the power you need for a wide range of fastening applications 4 Gear Flexibility Forward 3 gears and reverse 2 gears including a reverse auto stop function offer increased comfort and control in switching directions 5 Battery Compatibility The wrench body is compatible with 18V batteries offering a flexible and convenient choice for power supply Note Adapted to 18V battery Not Compitable for DC18WA BL1813G BL1413G Battery Suitable BL1830 BL1850 BL1840 BL1840B BL1850B √ Battery Capacity Suggestion 2 0AH 5 0AH√ compatible for 18V B series lithium battery such as BL1850B 197285 8 BL1840B 197270 1 BL1830B 197602 2 BL1430B 197618 7 BL1820B 197487 6 √ compatible for BL1850 BL1840 BL1440 196391