This lithium electric wrench controller is designed to provide high power and efficiency for your electric wrench. The motor driver circuit board ensures smooth and reliable operation, making it an essential component for any electric wrench repair or upgrade. Its robust construction and advanced technology make it suitable for various heavy-duty applications. Features -Color:Black -Material:ABS, metal -Size:6.10X5.20X0.80cm/2.40X2.04X0.31in -Power: 30A -Controller board: designed with advanced lithium technology, this controller enhances efficiency and durability, making it ideal for demanding work environments -Electric wrench parts: the 30a high-power motor driver ensures robust performance, delivering consistent torque for tackling various fastening tasks with ease -Extended work time: optimized motor drive reduces energy consumption, allowing longer operation periods and minimizing the need for frequent recharging - adjustment: the circuit board enables precise torque control, accommodating diverse screw specifications for accurate and reliable results -Versatile applications: great for automotive repairs, furniture assembly, and construction projects, this controller boosts productivity across multiple scenarios Package list: 4 x electric wrench controller