Voltage: 12 V; Rotational speed (no load) rpm: 0-1200/0-1800/0-2700/0-2700; Torque: 85/125/339/14; Maximum loosening torque (Nm): 339; Number of blows (iprm): 0-1100/0-2100/0/0/0/0/0/210/210/0/210/21000/0/0/2100/0/0/0/2100/0/0 0-320 0 Bolt/Nut Maximum Diameter: M16; Anvil: 3/8 inch (9.5 mm); Weight: 0.9 (main unit only), 1.1 (with 2.0 Ah battery); Length: 4.9 inches (124.5 mm); Specifications: Fuel gauge, LED light; Battery platform: M12 REDLITHIUM ION; Accessories: Main unit, case; Maximum 3333339 Nm loosening torque; Head size: Only 124. Compact 0.2 inch (5 mm) design; Equipped with 4 kinds of drive control functions; Auto stop mode - Prevents overtightening; High power and energy-saving MILWAUKEE POWERSTATE brushless motor supports improved runtime and battery life with improved battery life; Equipped with REDLINKPLUS Intelligence: Remanufactured motor and battery life are both high performance; MILWAUKEE REDLITUE. M-ION battery is approx. Durable, supports high output, improved runtime, and extended battery life. Anvil size: 3/8 inch (9.5 mm) *This product is designed for business contractors. **