Powerful, rechargeable and cordless! Kiara Sky's Beyond Pro Portable Nail Drill is a professional e-file system featuring a light-weight, battery-powered and acetone resistant body. It's smooth and quiet design, along with 10-hour battery life, make this piece a must-have for professional nail technicians. Take your nail game Beyond Pro with Kiara Sky's innovative collection of nail electronics. Comes with a 1 Year Manfacturer Warranty Variable speed control with a true speed of 35,000 RPM Acetone Resistant Body The newest addition to the best-selling Beyond PRO line of nail electronics! "Powerful, rechargeable and cordless! Kiara Sky's Beyond Pro Portable Nail Drill is a professional e-file system featuring a light-weight, battery-powered and acetone resistant body. It's smooth and quiet design, along with 10-hour battery life, make this piece a must-have for professional nail technicians. Take your nail game Beyond Pro with Kiara Sky's innovative collection of nail electronics."