Electric Rotary Tool Kit, Rechargeable USB Interface Engraving Pen with 3 Variable Speed ​​Cordless Engraving Pens, No Charging Required, 36V

1. Mini and Portable: This electric engraving pen is mini and portable, lightweight and compact, so you won't experience fatigue even during extended use. 2. Universal USB Interface: The engraving pen uses a universal USB interface, eliminating the need for a power adapter and removing restrictions. 3. 0.5-3.2mm Clamping Range: The thick-walled brass chuck offers excellent corrosion resistance and a clamping range of 0.5-3.2mm. 4. 46 Accessories: Suitable for home use, egg carving, fine carving, and jewelry making, this set includes 46 accessories to meet various usage needs. 5. Variable Speeds: 5,000, 10,000, and 15,000 RPM: The no-load speed is adjustable to three levels: 5,000, 10,000, and 15,000 RPM, offering great flexibility. Specification: Item Type: Rotary Tool Kit. Material: ABS - Brass; Power Supply: Rechargeable lithium battery technology; Accessories: 46 pieces; Charging Method: USB; Rated Voltage Range: 3.6V; Built-in Lithium Battery: 3.6V 700mAh; Chuck Size: Approx. 3.2mm / 0.13 inches; Three-Level No-Load Speed: 5000-10000-15000 RPM; Applicable Objects: Household, egg carving, fine carving, and jewelry making. Package List: 1 x Electric Pencil Sharpener, 1 x USB Port, 1 x User Manual, 46 x Accessories