Features 1. Low Noise Operation: The motor of the human nail grinder is strong and fast, providing you with more precise grinding and polishing. Due to its high speed and low noise. 2. Long Battery Life: The electric nail file adopts a rechargeable design and a high-capacity lithium battery, providing long-lasting performance. You can easily charge and achieve long-lasting nail enhancement effects. 3. Clockwise, Adjustable Strength/Weakness: You can adjust the speed and direction of the electric nail file to suit your preferences. It has two gears that can rotate clockwise and counterclockwise, providing you with more control and accuracy. 4. Worry Free Head Replacement: You can switch between different heads through simple insertion and removal actions. A toe nail grinder set of 18 grinding heads suitable for thick nails provides you with more nail options and saves you time. 5. Compact And Wireless: The nail drill design is compact, lightweight, and easy to use and store. You can carry it with you wherever you need it, whether for travel or home use. Not taking up space, very convenient. Specification Battery capacity: 500mAh Maximum speed: 20000rpm Product size: 12.5 x 1.9 cm Operation method: push and hold Material: Stainless steel Style: 18 Grinding heads Color: Pink, Blue, Grey Size: 13 x 2 x 2 Weight: 170 g Package Include: 1x Nail Grinder for Human