Specifications: 1. Rated Speed: 12000 RPM 2. Grinding Head Specification: 2.35cm 3. Power: 8W 4. Voltage: 3.7V 5. Battery Capacity: 320mAh 6. Battery Type: Li-lon 7. Weight: 58g Features: 1. The weight of this mini nail drill pen is 58g. Compact and fashionable design is easy to carry. 2. Handle with LED lighting grinding nails or removing nail polish wherever and whenever. 3. Built-inlithium battery USB charging. Rechargeable and portable. Product Display Origin:CN(Origin) Number of Pieces:Combo Item Type:Electric Manicure Drill & Accessory Output voltage:Other Material:Stainless Steel No-Load Speed:20000rpm Model Number:C1 Power:Other Rotate Speed:12000RPM Voltage:3.7V Power:8W Battery:320mAh portable Led mini nail drill pen:Rechargeable Electric Manicure Machine:Manicure Set LED Light Nail Polishing Machine:Adjustable rotation direction Nail Drill Bits:Milling Cutter for Manicure Set Nail Art Sanding Bands:Electric Nail Drill Machine stone silicon cutter:Diamond Cutters for Manicure Nail Pedicure Files:Ceramic Mill Cutter Nail Accessories:Nail Art Tools Mill Cutter Machine For Manicure:nail drill machine Nail Art Equipment:Nail Manicure Apparatus Electric manicure Pedicure tool Kit:nozzles for manicure USB Charging:gringding nail tool mini nail gel remover drill pen:manicure pedicure machine