TNI-U TU-131A Rechargeable Cordless Electric Screwdriver Set 4V 46 in 1

From the shop's description

Specifications : Voltage: 4V Speed: 200rpm Torque: 3Nm Charging Time: 1-2 HoursItem Size: 15 * 12.5 * 3.5cm / 5.91 * 4.92 * 1.38in Item Weight: 370g / 13.06oz Package Size: 23 * 17 * 6cm / 9.06 * 6.69 * 2.36in Package Weight: 1047g / 36.94oz