*Stable Performance: Ensures consistent and reliable speed regulation for smooth polishing tasks. *Long-lasting Construction: Made from ABS and metal materials for extended use in demanding conditions. *Compact Design: Features a lightweight and space-saving build for easy installation and handling. *Wide Compatibility: Suitable for various 180mm polishing machines and tools for flexible use. Color: Black Material: ABS+Metal Package Contents: 1* Speed controller 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.