Features: Double display dual temperature control design, a dual-purpose machine, set two sets of temperatures, high performance, temperature control performance and accuracy are very prominent. Simple control panel design, wide temperature control range, simple setup, generous appearance and reliable quality. Celsius Display, 2 Channel Relay output, Switch Between Cooling and Heating Modes Temperature Measuring /Control Read more about ST3012 LED Digital Thermometer Dual Temperature Controller Thermostat Incubator Microcomputer Dual Probe 110-220V AC[…]