- IMPORTANT: Before using the product, please view the instructional video and read the manual thoroughly to ensure safe and effective operation. - EXTRA METAL WIRE STAND FOR LARGER SPOOLS: Effortlessly manage large spools or those that don’t fit the main shaft with the included metal wire stand. Simply position the spool next to the bobbin winder and guide the thread through the stand hole for seamless operation. This stand is compatible with various thread types and spool sizes, eliminating the need for additional tools and providing versatility for any sewing project. - USB OR BATTERY POWERED FOR MAXIMUM CONVENIENCE: This bobbin winder supports both USB charging and 2 AA batteries (not included), making it perfect for home use or travel. You can continue your projects without worrying about power interruptions. - AUTOMATIC AND TIME-SAVING DESIGN: The automatic winding feature efficiently fills bobbins and stops when complete, allowing you to focus on your sewing or crafting without unnecessary interruptions. - COMPACT AND PORTABLE FOR EASY STORAGE: The bobbin winder features a suitcase-style design (13.8 x 10.6 x 7.8 cm) with a snap-on lid to keep it dust-free. The pull-out handle enhances portability, and its sleek, compact design fits effortlessly into your sewing kit or workspace. - DURABLE AND RELIABLE BUILD: Constructed from high-quality ABS and alloy materials, this 7.2W electric bobbin winder is designed for long-lasting performance. It is safe and dependable, meeting all your sewing and crafting needs with ease. Use scenarios: - Perfect for hobbyists or professionals who frequently sew with larger spools. - Ideal for on-the-go crafters who need a reliable, portable bobbin winder. - A valuable tool for anyone looking to streamline their sewing process and save time.