... -free Solder Pot Large-capatity solder bath Selectable heat Mini type lead-free solder pot manufacture Key Words :solder pot Model ... PID intelligent control, linear output, can be extended to a heating element and a tin pot service life.2, the welding area ... off time.Related parameters:1: AC 85-240V, voltage thermostat, heating the core 220V ( can be customized 110V );2, temperature: 0 ...