DC 5V Digital Thermostat Module -58℉ to 257℉ Fahrenheit Temp Display
Dual LED display. The display font color: Red+Green. Temperature range: -58℉ to + 257℉. Backlash accuracy: 0.1 ℉. Refresh rate: about 0.5S. Input Power: DC 5V. Relay Load: DC 14V 20A / AC 125V 20A.