.12 precision screwdriver bits, covering most common models for electronic product disassembly, all ready for maintenance and disassembly .Forward and reverse steering design, built-in induction circuit board, release the button to stop, press effortlessly .High-quality S2 alloy steel screwdriver bits, high hardness, double anti-rust surface treatment, high-precision bite without damaging screws .4 LED shadowless lights, clear lighting, dim corners can also become clear and bright, so you can see tiny screws at a glance .Lithium battery power, safe battery life, using Type-C interface charging to bring more efficient use and improve the portable experience .Electric maximum torque 0.25-0.35N·m, full of power, easy to control, high concentricity, to ensure precise and damage-free operation .Industrial-grade forging standard, carbon fiber appearance design, weighing only about 60g, light work without tiring hands .Built-in strong magnet at the front end, screwdriver bit magnetic suction installation, quick replacement, easy to use