Product Feature 5 Variable Speed Adjustment: Equipped with 5 adjustable speeds from 3600 to 18000RPM (3600/8000/12000/15000/18000RPM) allows you to adjust the rotation speed to suit different DIY work situations. Versatile Rotary Tool Accessories: This rotary tool comes with 24pcs accessories, which can be used to do all kinds of home projects or crafting jobs, such as grinding, carving, polishing, drilling, and more. Rechargeable & Quick USB Charging: The small cordless rotary tool with a USB charging port and USB Cable is convenient for charging anytime and anywhere. 3.7V 800mAh Li-ion battery Only 1 hour can finish fully charging. Compact Lightweight: Powerful but small and light, convenient to carry, you can put it into your bags and carry it anywhere. Wide Applications: Multifunction swap-able heads provide more functions for your handwork at home, studio, manicure, DIY gifts, and so on . Product Specification TypeCordless Rotary Tool Kit Quantity25Pcs ColorGreen Voltage3.7V No Loading Speed3,600-18,000RPM(5 Speeds) Battery capacity800 mAh Battery TypeLi-ion battery Working time60 min(no load) Charging Time1 Hour Charging portmicro USB Rotary Tool Size170 mm30 mm/6.7 in1.18 in Suitable forgrinding, carving, polishing, drilling, and more Applicationfor handwork at home, studio, manicure, DIY gifts, and so on. Package Included 1 x Cordless Rotary Tool 1 x USB Charging Cable 1 x Accessory Case 24 x accessories s