WEIWEISTORE Electric Polisher For 7.4V Electric Grinder Rotary Tool High Power Lithium Battery 12 Speed Digital Display for Precision Grinding Polishing Carving DIY Tools Engraving Tool Set

【12-Speed Precision Control with Digital Display】This 7.4V cordless rotary tool features 12 adjustable speed settings from 5,000 to 25,000 RPM for precise control on different materials. The built-in digital display clearly shows the current speed level and remaining battery power, allowing you to adjust settings easily and monitor usage in real time. Ideal for delicate engraving, polishing, sanding, and detailed DIY projects. 【179-Piece Complete Rotary Tool Kit】This versatile rotary tool set includes 179 practical accessories for sanding, cutting, drilling, engraving, polishing, and grinding. Equipped with 4 universal collet sizes (1/16", 5/64", 3/32", 1/8"), allowing quick accessory changes and compatibility with most standard rotary tool bits. 【Cordless Convenience & USB Rechargeable】Powered by a built-in rechargeable lithium battery, this cordless rotary tool can be easily charged with the included USB cable using a wall adapter, laptop, or power bank. Enjoy complete mobility without tangled cords—perfect for DIY projects at home, in the workshop, or outdoors. 【Compact, Lightweight & Comfortable Grip】Weighing only 0.53 lbs and measuring 7.48 inches, this mini rotary tool is designed for easy one-hand operation. The non-slip rubber grip ensures stable handling during detailed work, while built-in ventilation helps dissipate heat and extend motor life.