Advanced Brushless Motor Technology: Powered by an advanced BLDC brushless motor, this 1/4" hex impact driver delivers an industry-leading 125 ft-lbs (170 Nm) of torque. Engineered for automotive repair and professional maintenance, it provides 50% more runtime and stays cooler under heavy load compared to brushed models Complete Cordless Tool Set with Dual Battery System: This premium cordless tool set includes (2) G12 Series 2.0Ah Li-ion batteries and (1) fast charger. The "charge one, use one" system ensures continuous productivity in the garage or workshop, while the on-tool battery indicator provides real-time power monitoring 4-Mode Precision Speed Control: Features 4-mode speed settings including High/Low RPM (up to 3,600 RPM & 4,500 IPM) plus Intelligent Auto-Stop and Speed Down modes. This precision control prevents over-tightening or stripping fasteners, making it an effective power screwdriver and impact wrench alternative Sub-Compact Design for Tight Spaces: Measuring only 5 inches (127mm) in length, this sub-compact impact driver is 15% shorter than traditional 12V tools. It is specifically designed for tight engine bays, under-dash work, and cabinet installation, where maneuverability is critical Interchangeable Battery Platform Compatibility: Invest in a platform, not just a tool. The included 12V battery is fully interchangeable with the entire ACDelco G12 Series ecosystem, including our industry-leading cordless ratchets, polishers, and digital torque wrenches. This interchangeable battery system saves you money and space, allowing you to expand your professional automotive tool collection seamlessly with one battery platform Brand ACDelco Tools Power Source Battery Powered Maximum Rotational Speed 3600 RPM Voltage 12 Volts Amperage 2 Amps ACDelco G12 12V Brushless 1/4" Hex Impact Driver Kit, Includes (2) 2.0Ah Batteries and (1) Fast Charger, 125 ft-lbs Max Torque, 4-Mode Control, Sub-Compact for Automotive Repair - ARI12185-P2