Features COMPACT&ACCURATE: The cordless rotary tool is powerful but small and lightweight, like holding a pen while in use, for ultimate control and accuracy for almost all your needs in DIY and home improvement work. 3 SPEED SETTINGS: The variable speed cordless rotary tool can adjust 3 different speeds at 5000, 10,000, 15,000 RPM to suit your different needs. Electric rotary tools are the perfect gift for crafters, Christmas, birthday, Thanksgiving, Father Day. LONGER BATTERY LIFE: The upgraded lithium ion battery of rotary tool kit packs 2.5 times more power than the previous version, and use fast charging technology to save you from charging anxiety. PORTABLE&CORDLESS: Mini rotary tool kit cordless and comfortable pen design allow you to operate more freely. You don't get tired even if you work long hours. VARIOUS FUNCTION: Mini rotary tool comes with 51 accessories (including 6 collets, clamping range 0.5‑3.2MM), easy to operate and replace accessories without kit. Perfect for a variety of crafts and DIY projects such as sanding, polishing, cutting, drilling. Specification: Item Type: Cordless Rotary Tool Battery: 1 x 3.6V 18650 650mAh Li ion battery Speed Range: 5000, 10000, 15000RPM Charging Interface: Micro USB(DC5V) Clamping Range: Approx. 0.5 ~ 3.2mm / 0.02 ~ 0.13in Color: Blue Package List:1 x Host51 x Accessories1 x USB Cable1 x User Manual1 x Storage Box Package List 1 x Host 51 x Accessories 1 x USB Cable 1 x User Manual 1 x Storage Box