Using imported temperature and humidity sensors, this Temperature and Humidity Detection Transmitter features high accuracy, fast response, excellent anti-interference ability, stable performance and long service life. It is small and lightweight, making it easy to install. With standard signal output of 4-20MA, it is convenient to connect with various equipment and monitors, widely used for measurement and control of air temperature and humidity. Specifications: Material: ABS Temperature detection range: -20~80 Humidity detection range: 0~100%RH Output signal: 4~20mA Working voltage: D-C 12V~24V Power consumption: 1W Item Size: 78*46*29mm / 3.07 * 1.81 * 1.14in Item Weight: 44.5g / 1.56oz Package Weight: 46g / 1.62oz Package Size: 8 * 5 * 3cm / 3.14 * 1.96 * 1.18in Packing List: 1 * Temperature and Humidity Detection Transmitter