1Rechargeable: After about 2.5 hours charged, this nail drill can use without plugging in the outlet and lasts 8-hour operation time 2Fast: High-powered, low heat and low noise with a high and adjustable RPM(0-30000 RPM), which can work smoothly and fastly 3Portable: With its compact size and light weight, it can be easily to install and disassemble, you can hang it on your belt, waist, also can be packed into your traveling bag, which is convenient to carry with you 4Safe: Drill pen with a heat dissipative structure, provides a long time use and comfortable grip 5Easy to operate: It has a manual switch that can be controlled to start / stop rotating, and the F-Forward and R-Reverse buttons to change direction
