Description: 100% Brand new and high quality Suitable for electric hand drill and other power tools Optional integrated reversing module, optional lock on type Built-in speed control knob, plastic casing trigger switch Easy to assemble on the electric hand drill and easy to operate by pushing the button Specification: Type: Lock on Current: 6A Voltage: AC 250V, 5E4 Material: Metal, plastic Color: Black Size: 7x4x3cm/ 2.76x1.57x1.18 inch Package Includes: 1 Piece of Electric Hand Drill Speed Control Switch