Feature: 1. [Automated Design] This electric yarn winder features automatic rotation technology, effortlessly transforming messy yarn into neat and organized yarn balls without the need for manual winding, saving you time and effort. 2. [Adjustable Winding Speed] This automatic yarn ball winder allows you to precisely adjust the winding speed to meet the requirements of different yarn types and winding speeds. 3. [Large Storage Capacity] With a large capacity winding reel, this winder can accommodate a variety of yarn thicknesses and lengths, handling delicate yarns and bulky fibers with ease. 4. [Sturdy Construction] Constructed with ABS plastic and metal components, this yarn ball winder is sturdy, wear and drop proof. Additionally, its low noise design ensures a peaceful and comfortable environment. 5. [Versatile Applications] Serving as a practical tool for knitting enthusiasts, as well as for yarn organization in daily household tasks, or even as a teaching aid in crafting courses. Specification: Item Type: Electric Yarn Winder Material: Plastic, Metal. Package List: 3 x Electric Yarn Winder Accessories 1 x Screwdriver 2 x Screws 1 x Supply Cord