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Digital Temperature Sensor KY-028
Output of Op-Amp 1
Interfacing with it is the same as other cheap ultrasonic sensors
Ideal for transformer
Solder Tip Cleaner Wire Mesh battery to alligator connectr Digital Temperature Sensor KY-028Replacing the traditional percolation sponge. There is no need to add water so as to avoid the cooling of the soldering head and the explosion of tin beads so as to improve the welding Soldering efficiency. It can effectively prevent the oxidation of the soldering head and increase the service life of the soldering head. Ball top design, tin slag will not splash on the worktable keep the working environment clean. When the iron branding head is