According to needs, we should distinguish between professional and professional electric screwdrivers. Most electric screwdrivers are designed for professionals. When purchasing, we should distinguish between professional and general household electric screwdrivers. Generally, the difference between professional and general household electric screwdriver is in power. The professional electric screwdriver has a large power, which is convenient for professionals to reduce the workload. The general household electric screwdriver has a small project and a relatively small workload, so the input power of the electric screwdriver does not need to be large.