1) Capacity: a) Steel: 10mm (3/8") b) Wood: 15mm c) Wooden screw: 4.5 x 35mm 2) Non-load speed: 0 - 700rpm 3) Soft / hard joint: 17 / 24N.m 4) UV protected TPE soft handle 5) Motor with built-in fan highly resistant to overload 6) 22 stages' adjustable clutch for precise torque setting 7) All metal gear construction 8) Half-metal keyless chuck 9) Variable speed with electric feedback for increased power and control. Also electric brake 10) With three colors (yellow, blue and green) for options 11) 2 x 1.5A Ni-Cd batteries 12) 1h fast charger