Unique design: The plastic blade cover and special material make it durable and unbreakable. Package contents: 15 in 1 insulated electric screwdriver and plastic box. High quality material: Non-slip and comfortable grip, suitable for long hours of work. Handle with hanging hole, easy to store. Easy to use: Screwdriver head with magnetic adsorption and metal timer easy to remove like a screw, to avoid losing pieces, easier to use. Multifunctional: Very easy to distinguish and install, 15 in 1, to meet different work needs.