Versatile Four-Thread Overlock: Small Overlock Sewing Machine Featuring a four-thread design that supports a variety of stitch combinations, it can trim, overlock, and sew all in one go. Its 300W power and 1200 stitches per minute sewing speed allow you to quickly complete sewing projects Adjustable Stitch Length and Gauge: Four Threads Portable Sewing Machine Simply turn the stitch adjustment knob to adjust the stitch length between 2.5 and 3.5 mm. Easily switch between 4mm and 5mm overlock widths, and with a thickness of up to 3.5 mm, it can easily handle thick wool and multi-layered canvas, allowing you to create smooth overlock seams Heavy-Duty Metal Frame: Four thread lockstitch sewing machine Constructed with a 99% metal body and internal components, the sturdy internal metal frame helps your overlock machine stay stable on your work surface, though frequent oiling is required to lubricate the internal working parts LED Illuminated Details: Sewing Machine LED lighting illuminates the sewing area, allowing for precise even at night or in low-light conditions. The anti-tangle bobbin design and easy threading make it easy for even beginners to learn and avoid thread breakage Portable Overlock Sewing Machine: Four-Line Electric Desktop Edge Binding Machine Equipped with a carrying handle, the compact size (210 × 230 × 240mm) makes it easy to move around your home or studio; the lightweight body (7.5kg) can be easily placed in a small apartment