XH-M452 Thermostat Temperature Humidity Thermometer Hygrometer Module DC Description – DC 12V XH-M452 Temperature And Humidity Controller Module Digital Display
USB 2.0-to-Serial RS232 Provides an external plug-and-play RS-232 serial communication for computers, notebooks, and handheld computing devices that support the
W1401 DC 12V Intelligent Digital Temperature Controller Module Description Imported high-speed microcontroller, precise Intelligent Control Three window display at a