Equipped with complete assortment of socket bits and screwdriver bits, one set meets various sizes of nut and disassembly demands. Dual manual & electric 2-in-1 design: Switch freely between manual ratchet and 3.6V lithium electric mode to save labor on tightening & loosening. Fine ratchet head with bidirectional rotation, flexible operation in confined corners where large wrenches cannot work. Built-in rechargeable lithium battery, no frequent battery replacement; compact body fits narrow tight spaces for equipment & auto maintenance. Comes with portable hard storage case for tidy arrangement and easy outdoor carry, ideal for home DIY, appliance repair and vehicle maintenance., Weight: 3.3730726086 pounds, Manufacturer: Xnuiasqe