Features: This powerful electric engraving tool features a robust motor three adjustable speeds up to 17,000 , ensuring efficient performances for engraving, grinding, and polishing tasks while offering Type C charging and comprehensive safety protections. Designed a versatile Type C charging port, a 900mAh that charges in 60 minutes, and chucks sizes (2.35mm and 3.0mm) for accessory compatibility, this rotary tool includes overcurrent, short circuit, temperature, and charging safeguards in an ergonomic anti slip grips and ABS transparent housing. Ideal for enthusiasts, professional craftsmen, and artists, this engraving caters to users of all skill levels seeking precisions in creative projects like woodworking, jewelry making, or model detailing. Perfect for applications in workshops, garages, or home studios, this tool in scenarios such as intricate carving, sanding surfaces, or buffing metal and wood for fine craftsmanship. its comfortable ergonomic design, ABS construction, and easy to use metal shaft lock, this rotary engraving tool enhances handling and longevity for extended engraving and polishing . Specifications: Voltages: 3.6V Speed: 12000/15000/17000rpm/second : 900mAh10C discharge lithium Charging time: 60min Charging port: TYPE-C chucks size: 2.35/3.0mm Package Includes: 36 engraving pen setx1 note: Pay attention to the storage methods.