【Powerful Performance】This cordless impact wrench delivers exceptional torque performance with a maximum output of 600N.m (443 ft-lbs) and speeds up to 2700 RPM. The advanced brushless motor technology ensures spark-free operation while providing extended durability and energy efficiency compared to traditional brushed motors, making your work faster and more reliable. 【Versatile Speed Control】Experience precise control with four adjustable speed settings ranging from 0-1700, 2000, 2200 to 2700 RPM. The intuitive forward and reverse buttons allow easy direction changes, while the safety brake function prevents bolt slippage during reverse operation, ensuring secure and controlled performance in various applications. 【Multi-Functional Design】Beyond impact wrench capabilities, this tool doubles as an efficient screwdriver for diverse tasks including furniture assembly, home appliance maintenance, and automotive repairs. Its compact design and included portable case make it ideal for on-the-go professionals and DIY enthusiasts who need reliable tools readily available. 【Long-Lasting Power】Equipped with two high-capacity 4.0Ah batteries featuring clear power indicators, you can monitor remaining charge at a glance. These batteries provide significantly longer runtime compared to standard 2.0Ah or 3.0Ah options, eliminating concerns about power interruptions during extended projects. 【Complete Tool Kit】Your purchase includes: 1 impact wrench, 2 lithium-ion batteries (4.0Ah), 1 certified charger, 5 impact sockets (14mm-22mm), 10 bits with adapter, rubber rings for secure fittings, durable storage case, and comprehensive user manual. Our dedicated customer support team is available to assist with any inquiries and ensure complete satisfaction with your purchase.