Usage Tips:This switch is widely used in electric hand drill or other power tools. Great to replace the old or broken of your drill Speed is convenient to adjust, press down the switch button to start, the lower you press down, the speed is faster Easy to assemble on the electric hand drill and convenient for usage. Maximum current: 16A Voltage: 7.2 V- 24 V Part Name:Cordless Drill Trigger Switch Note: Installation guide not included, we strongly recommend you seek professional installation. Please check as much as possible to make sure the item is what you need. Tips: Note: The colors of the wiring harnesses are random in different batches, and the specified colors are not accepted. There are slight differences between the actual product and the picture, which will not affect normal use Colour:Photo Color Material:plastic Package Contents: 1PCs x Cordless Drill Trigger Switch Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.