New and high quality. Made of high-quality materials for maximum durability and reliability. Easy to install, no complicated tools required, easy to use. Professional workmanship, exquisite , novel and unique style Electric Angle Grinder Controller Board For Electric Tool Accessories Note:Installation guide not included, we strongly recommend you professional installation. Please check as much as possible to make sure item is what you need. Tips: The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use The wiring harness colors are random due to different batches, and designated colors are not accepted. There are differences in printed labels, which not affect use Colour:Photo Color Material:Metal Package Contents: 1 x Angle Grinder Controller Board Only above package content, other products are not included. Note: Light reflection and different displays may cause color of item in picture a little different from real thing. The measurement allowed error is +/- 1-3cm.