❤【2600mAh Rechargeable】: Charges for about 2 hours, and continuous use up to 10 hours without cord. Equipped with smart LCD display, Which can clearly display the right RPM to choose and the precise remaining capacity of the battery for recharging. The professional nail drill comes with the portable hook that can be put in your pocket / bag.You can take it to do nail art anywhere. ❤【High speed up to 35,000 rpm】: Acrylic nail drill bit set is equipped with high quality bearings, 0-35,000rpm with a speed control button, supports forward direction and back, It can be switched to the right and left, Easy speed control, More accurate nail grinding without any damage. This electric nail file is perfect for the beauty salon and beginners. ❤【Professional multifunctional】: Designed with 11 kinds of metal bits (also works with all kinds of 3/32 "shank bits) and 6 sanding bands, The nail filing machine perfectly trims the callused cuticle, Removes the hard gel, Natural acrylic nails, Nail powder gel polish. The nail drill performs such as carving, Polishing, Engraving, Cutting, Sharpening, Sanding, Polishing. ❤【Efficient heat dissipation】: Low heat, Low noise, Low vibration. The nail drill machine is made of high temperature resistant material and electric nail drill handle wide ventilation hole design, Which makes it have good heat dissipation effect. Electric nail drill handle can be locked / unlocked, More safety and operating efficiency.