Gk2006 portable bag closer: the portable bag closer is hand sewing machine which can be used by one hand or recur to balancer to hand it up. It is used to close all kinds of weaving bags, paper bags, jute bags and so on. (it is similar with 2200 series) Gk2006a: double threads locked chain stitch Gk2006b: single thread locked chain stitch Built-in thread chain cutter. Housing for electric motor and handle made of fiberglass-reinforced break-resistant polyamide. Combined upper and lower feed for greater power grips both sides of the bag. Standard needle: 200/25# Weight: 4kg; speed: 1500~1800rpm 1 phase, 50 hertz, 220 volt or 1 phase, 50 hertz, 36 volt (others quoted on request);