Fangrui Product Details Aluminum Alloy Integrated Body, Dustproof And Quick Dissipation.speed Adjustable To Meet Different Grinding Needs. Compatible With 18v-21v Battery Interface.compatible With Accessories, Fine Workmanship Chuck, Sturdy And Wear-, Not Easy To Drop The Grinding Bits. Compact Size For Easy Carrying And Storage.can Rotate Forward Or Reverse, Suitable For Working Environments. Equipped With Grinding Bits, Can Be Replaced As Knob Speed Control, Convenient And Simple. Different Batches May Have Different Appearances, Which Not Affect The Use; Different Light Or Display May Cause Color Difference In The Actual Product Rated Power: 40w No-load Speed: 18000r/min Grindingwheel Diameter: Max. 3.2mm Chuck Clamping Range: 0.4-3.2mm Colour:blue+silver Material:plastic+aluminum Alloy Package Contents: 1 X Grinder With Speeder 2 X Wrench 1 Set X Accessories 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 Littl