Mini Hand / Foot Pedal sewing machines Motor Dual Speed Portable Mini Electric Sewing Machine Overlock AC100-240V Double Threads. This mini electric sewing machine is practical which offers double thread sewing, neat and straight stitch. Mini Portable Sewing Machine is the ideal garment appliance for your home. This device is fully capable of fixing your clothes thanks to its superior double stitch technology. This results in stronger hems, preventing future wear and tear of garments. It also comes with a built-in foot pedal, allowing you to utilize your hands-free when stitching.