1. Material: aluminum + copper
2. Size: 11x2 cm
3. Weight: 127 grams
4. Speed: 500-15000 rpm (adjustable)
5. Functions: manicure nails, sanding and polishing, convenient nail removal, exfoliation, and cocoon grinding
6. Packing list: sanding machine x1, sanding head set x1, usb cable x1, packing bag x1