This Digital temperature module is a built-in LED to build a simple circuit, making the temperature warning lamp comes with digital interfaces of the LED, the digital temperature sensor connected digital three interfaces, when the digital temperature sensor senses a key signal, LED lights,

This Digital temperature module is a built-in LED to build a simple circuit, making the temperature warning lamp comes with digital interfaces of the LED, the digital temperature sensor connected digital three interfaces, when the digital temperature sensor senses a key signal, LED lights, otherwise off.Specification:Input Power: 5vBoard Color: REDMaterial: PCB