5-Speed SettingThe cordless rotary tool can realize 5-speed adjustment(5000/7000/9000/12000/15000 RPM),which makes it easier to adjust to a suitable speed to meet the power demand in different scenarios. It allows you to sand in stages safely and carefully. Even people without any experience can easily get started and control the speed easily. Micro rotary tool make your creation handyCompact LightweightPowerful but small and light, just like holding a pen while in use, for ultimate control and precision as well as for comfortQuick USB Charging, Longer Running TimeRotary tool cordless comes with 3.7V rechargeable battery, can work continuously for 200 minutes. One charge can be used for multiple times, and the range is stress-free. Battery powered rotary tool make your work one after another. (The indicator light will turn green when it is fully charged)Rotary Drill with LED IndicatorThe upgraded small cordless rotary tool has a blind spot lighting LED design. Reduce backlight shadows and overcome the adverse effects of dark areas on the use of the drill for resin, and provide you with a better experience