45 N·m cordless electric wrench set WS-B3 by WOSAI. Rechargeable battery-powered torque wrench rated 12 V, intended for home DIY use. Weight about 1.5 kg (approx. 3.3 lb) and dimensions 30.6 cm×9.6 cm (about 12.0 in×3.8 in). Customizable options available.