Dear Sir/Madam,Power Source:ElectricityType:Magnetic ScrewdriverRated Voltage:220V/110VMax. Torque:1.0~5.5kgf. cmNo-Load Speed:670-1000r.pmDimensions:210mmWeight:310gAdjustable Torque Range:1.0~5.5kgf. cmUnloded Rotation Speed:670-1000r.pmLength:210mmAvailable Screw Size:1.4~2.6Shipping Method: Delivery Time: Show More