1. The most advanced negative ionization technology can effectively purify the air in the workshop and make workers work healthily.
2. The stepping motor is used to control the thread cutting and presser foot lifting, which makes the sound lighter, the thread cutting more stable and the speed faster.
3. The self-lubricating, hard and wear-resistant process makes the operation smoother, lighter, faster and more effective in preventing jamming.
4. It adopts three light eye sensing device, stable control system, full-autcmatic thread cutting, full-automatic presser foot lifting and other functions.