Rechargeable 30000 RPM Electric Nail Drill Professional Portable E File Machine. Professional Multi-Functional: Designed with 6 pcs different metal bits and high adjustable 3000-30000 RPM. Low heat, low noise, low vibration. Powerful and smooth enough for natural acrylics nails, gel polish dip powder nails as well as removal cuticle dead skin, calluses. Professional for both home and salon use, for carving, engraving, routing, grinding, sharpening, sanding, cutting, polishing, drilling, and perfect for pet nail sanding. Rechargeable and Cordless, Smarter Speed and Battery LCD Display: Being charged for about 2 hours, and continuous use up to 10 hours without cord. Equipped with smart LCD Display, which can show clearly the suitable RPM to choose and accurate battery remaining capacity to recharge. Portable and Lightweight Design: Designed with a high-quality aluminum alloy long-life hand piece, low noise, low vibration, low heat for handling, suitable and safe for use. Convenient to carry around. Easy to Use: Switch Forward and Reverse Rotating suitable for Right-handers or Left-handers. Variable speed control for different usage needs. Improved wireless and smooth operation hand piece with a flexible extension. Twist lock chunk for hold bits tightly and quick bits release. Make your manicure more efficient and perfect SAVING MUCH YOUR TIME.