Features:All-in-1 Tool Set: perform a variety of tasks, including drilling, grinding, sharpening, sanding, polishing and engraving. Equipped with a broad of accessories that can be installed on electric rotary tools such as grinders, electric drills.Mini Grinder: suitable for middle-sized and microscopic carvings, can be applied to handle ceramic, porcelain, , metal, stone, modeling clay, walnut, wood and more smooth workpieces.Multiple Attachment Kit: comes with a variety kinds of attachments kept in a small box, which includes different kinds of drill bits, grinding stone bits, felt bis, sanding drums, cut-off wheel, mandrels and collets.USB Rechargeable: built with Micro-USB port and rechargeable lithium battery for super convenient charging and cordless operation.5 Speed Level: adjustable different speeds meet more fine and delicate work.Compact Lightweight: small enough to be held like a pen, which is easy for one-handed operation.Specifications:Color: Orange / Gray (Optional)Material: ABSOrange:Voltage: 4.2VSpeed: 7/8.5/10/11.5/13*1000rpmItem Size: 192 * 33 * 30mm / 7.56 * 1.30 * 1.18inItem Weight: 142g / 5.02ozPackage Weight: 378g / 13.33ozPackage Size: 22.7 * 12 * 5.7cm / 8.94 * 4.73 * 2.24inGray:Voltage: 3.7VSpeed: 3/6/9/12/15*1000rpmCollet Size: 3mmItem Size: 178 * 33 * 30mm / 7.01 * 1.30 * 1.18inItem Weight: 128g / 4.52ozPackage Weight: 256g / 9.04ozPackage Size: 21 * 7.2 * 5.5cm / 8.27 * 2.83 * 2.17inPacking List:Orange:1 * Grinder1 * USB Cable1 * Sanding Drum Mandrel1 * Wheel Mandrel1 * Felt Mandrel 2 * Cut-off Wheel2 * Polishing Bit4 * Drill Bit5 * Diamond Bit5 * Stone Grinding Bit6 * Collet28 * Sanding Sleeve1 * Accessory Case1 * Zipper Case1 * Manual (English)Gray:1 * Grinder1 * USB Cable1 * Sanding Drum Mandrel2 * Wheel Mandrel1 * Felt Mandrel 3 * Cut-off Wheel3 * Diamond Cutting Wheel4 * Drill Bit5 * Diamond Bit7 * Stone Grinding Bit5 * Collet10 * Sanding Sleeve1 * Accessory Case1 * Manual (English) When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please dont hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it