Wireless Charging Base The electric nail filer can be easily charged by putting it on the wireless charging base. There are 8 holes in the charging base to place your commonly used drill bits. LCD Display The LCD display is designed to clearly show the battery status and the selected speed. The overall design is more simple and stylish. F/R Direction Press the F/R button to selected the rotation direction of the drill, suitable for left and right hands, would not slip and abrade nails. How to use the nail drill 1.Insert the drill bit 2.Press the power to turn on, choose speed level 3.Select the rotation direction SAFETY WARNING Keep out of reach of children. Do not use near water or in a damp environment. Replace batteries properly to avoid damage.?Muti-Functional?Acrylic Nail Drill comes with 12 drill bit for Multiple Uses: manicure, Carving, engraving, cutting, routing, grinding, sharpening, sanding, polishing. The electric nail file can be used for natural nails as well as artificial nails, for professional studio use or home use. ?Unique base design?The base also holds the drill bits, which is nice for keeping everything neat and in one place. Overall, this electric nail drill is incredible for anyone who likes the freedom and control of solving nail issues or doing them entirely at home. It’s easy to use, convenient, portable, effective. ?Two Charging Methods?This drill comes with both a wireless base charger and a Type-C charging cable, allowing for flexible charging options. You can either plug it in directly or plug in the stand and then place the drill on the stand to charge. And when you're done using it you can place it back on the stand to keep it charged. ?Portable & Lightweight?The portable and lightweight design combined with its cordless functionality, means you can do your nails anywhere without being tethered to a power outlet, so I can switch up your nail look whenever you want. ?Three adjustable speeds & 2-Ways Rotation?It has 3 settings, low, med, and high, easy to adjust the speed. A two-way rotation feature that lets you switch between clockwise and counterclockwise directions based on need. It hardly makes any noise, doesn’t get hot, and is powerful like the kind they use in salons.