automatic winding, save time and labor, improve work efficiency. (Note: Try to avoid operating under direct sunlight, infrared light may cause the sensor motor to stop)<br> Fits most spools, including M, L, 15 (universal) or any spool with a 1/4 inch (0.64 cm) center hole<br> The bobbin winder is equipped with a start/stop button and indicator light, automatically stops winding when the yarn is full, easy to use<br> Made of metal material, sturdy and , suitable for domestic or industrial sewing machines<br> With metal fixing base plate, easy to install in minutes, can be placed anywhere you want<br> <br> Description:<br> Our automatic bobbin winder is made of metal and is rugged enough to fit most bobbins, including M, L, 15 (universal) or any bobbin with a 1/4 inch (0.64 cm) center hole<br> SAVE TIME: Automatically winds the bobbin, saves time and effort and improves work efficiency. (Note: Avoid operating in direct sunlight, infrared light may cause the sensor motor to stop)<br> EASY TO USE: The bobbin winder is equipped with a start/stop button and indicator light, automatically stops winding when the yarn is full, easy to use<br> Specification:<br> Product Name: Automatic Bobbin Winder<br> Material: Metal<br> Color: As shown<br> Size:<br> Automatic Bobbin Winder (Without Fixing Plate):<br> Length: 16 cm/6.3 in<br> Height: 7.5 cm/3 in<br> Width: 7 cm/2.8 in<br> Fixed Plate Size: 28.5x8.5 cm/11.2x3.3 in<br> Specification: US Standard<br> Style: Style 1<br> Plug Type:US Plug,it applies to Canada, India,Mexico, Thailand, the , the Philippines,Taiwan and so on.<br> Voltage: AC110V<br> <br> Package Contents:<br> 1x Automatic Bobbin Winder<br> 1x Bobbin Holder<br> 1x Bobbin Container Holder<br> <br> Only the above package content, other products are not included.<br> 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.