Functional, versatile, and easy-to-use, it can be used for manicure, pedicure, acrylic, gel, dead skin, callus, and cuticle. It's an essential tool for nail-care veterans and newcomers alike. Accessories description: 1. English packaging. 2. The handle can be reversed. 3. Adjustable speed pedal. 4. Adjustable speed host. 5. With 4 sets of grinding heads, different shapes. Technical Parameters: 1. Input output voltage: AC110-120V 220-240V, 50 60Hz. 2. Product power: DCO-18V. 3. Output power: 24W This product is a professional customized product for nail grinding. Adjusting the variable speed knob on the main unit, the main unit can be manually adjusted. Easily switch between 0-25000 rpm, the host has an external positive and negative switch, which can be adjusted according to needs, is equipped with a foot switch, which can be operated without hands, and the price is affordable. It is trusted by nail salons and consumers product. Multifunction,Besides manicures Multifunction,Besides manicures and pedicures,can be used on small leather goods,wood and wall carving,punching and sanding. Easy to operate, you can share more nail art creation fun with your friends or family.EFFICIENT HEAT DISSIPATION: This grinding pen with high efficient heat dissipation and long life-span. Professional quality makes the nail drill extremely quiet and smooth with a slight vibration. (no more than 20 minutes of continuous use each time is recommended). 30,000RPM SPEED ADJUSTABLE: Super speedy 0-30,000rpm speed adjustable. With a speed control button, which makes this electric nail file easier and safer to polish your nails. MULTI-FUNCTION NAIL DRILL MACHINE: NEWEST UPGRADE electric nail drills have Grinding Polishing Drill Bits sanding bands. Manicuring, pedicuring, shaping, polishing, remove callus, etc. Meet all your nail manicure pedicure need at home or nails salon. Powerful Function: Professional high-tech speed bearing and motor make the electric file low heat, low noise, and low vibration. Portable Compact Design: This nail drill machine made of high-quality metal, tiny and lightweight design, easy to handle and carry it anywhere.