Cordless Portable Bag Closing/ Sealing Machine

High sewing speed: approximately 1,700-2,600 stitches per minute, depending on model/version Capable of sewing material thickness from about 0.1 mm up to ~8 mm Pin-rail (feed) distance of roughly 5-10 mm Motor rotation rate around 10,000-15,000 rpm (for some models) Output power around 210 W Lightweight and compact: net weight around 3 kg; dimensions about 255 × 85 × 260 mm Aluminum alloy (or cast aluminum) body for durability and portability Adjustable functions: stitch tightness, presser foot/feed pressure to suit various bag materials Automatic thread-cutting mechanism in some variants to improve efficiency Suitable for sealing bags made of woven fabric, paper, plastic, clot