Feature: 1. Adjustable Speed Control: You can easily control the rotation speed to suit your needs. Its compact size and lightweight design allow for easy one handed operation. 2. Portable: Equipped with a high speed motor, electric nail drill machine provides strong torsion and faster nail removal. It features excellent stability, a built in safety feature. 3. Powerful: Achine provides strong torsion and faster nail removal. It features excellent stability, a built in safety feature, and reliable performance for efficient nail care. 4. Rechargeable: Battery can be easily charged via a Type C USB port, eliminating the need for external power sources. Enjoy the convenience and flexibility of rechargeable and universally compatible nail care equipment. 5. Alloy: Nail grinder features a metal bearing that ensures smoothness and quiet high speed operation, preventing overheating and extending the machine lifespan. Specification: Item Type: Electric Nail File Set Material: Alloy Product Speed: 1000-35000rpm Battery Type: Lithium ion battery (built in) Battery Capacity: 650mAh. Package List: 1 x Electric Nail File8 x Sanding Heads6 x Sanding Rings1 x Storage Box1 x USB Charging Cable1 x Instruction