Quick Yarn Winder: This electric yarn winder can quickly and automatically wind loose yarn into tight yarn cakes, leaving more time and energy for creating your beautiful handicrafts Continuously Variable Transmission: The third generation continuously variable transmission is equipped with an ergonomic control knob, which can precisely adjust the winding speed according to your needs Easy Installation: It is easy to install this yarn winder, just mount it on the desktop, tighten the knob for stability, pass the yarn through the rotating wheel, and make beautiful yarn balls in no time. Note: The rotating shaft has a nonslip silicone ring. If you are using fine yarn, you can remove the silicone ring to easier to remove the yarn cake Double Spring Design: Our yarn ball winder adopts double spring design to provide stable, strong tension and minimize yarn vibration Ideal Gift: Our household yarn winder can help knitting enthusiasts to use, which is an ideal gift for Christmas, Thanksgiving, Birthday, Mother's Day, Valentine's Day for knitting enthusiasts Colour:Blue & white Material:Plastic + Metal Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on voltage:AC100-240V Package Contents: 1 x Electric Yarn Winder 1 adapter 1 x English manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.