Worry-free shopping: Delanie always provides professional and high quality of nail drill machines and service. If you are not satisfied with your purchase, don't worry, we're gladly to provide a replacement or exchange within 1 year warranty. Portable and versatile: Electric efile with compact and lightweight design, wireless, effortless to bring it everywhere. Complete nail drill set with nail drill bit set of 3/32” and sanding bands, it's ideal for grinding, sharpening, carving, engraving, routing, sanding, cutting, polishing and drilling. This portable nail drill is suitable for natural nails, gel nail polish, acrylic gel, dipping powder, thick nails, cuticle, dead skin and also nails for dogs and pets. Cordless and LED screen: Rechargeable nail drill equipped with battery of 2,000mA, is able to work up to 10h after 2h's charged. With forward/reverse options, this electric nail file is suitable for both left and right handed people. With the LED smart screen embedded, you can easily know the information such as rpm, direction and battery, which makes it easier to use. Advanced and secure nail efile: Equipped with upgraded motor and chip, this nail drill is consistently steady and anti-vibration. Also it makes lower noise, which is around 60dB even at the maximum speed. With the special design of twisting locking nail drill bits system, it provides higher security. Made with aluminum alloy and designed with ventilation holes, this electric nail drill has better dissipation performance avoiding overheating. Professional nail drill machine: Variable speed up to 35,000RPM, this powerful efile nail drill can not only deal with shaping or grinding natural nails, but also ideal for more difficult work such as handling with thick nails, dipping powder and acrylic nails.