The execution is fast and the sound is light, which solves the hidden danger of overheating and weakness caused by the long-term operation of the electromagnetic lifting foot
(Integrated sewing machine and its heat dissipation device - Patent No. 2021206680574- Patent type: Utility model) effectively reduces the surface temperature of the whole machine, reduces the failure rate, and extends the product life
Sensitive and highly recognizable, with added light source filtering to avoid interference and wear
