Senva CHTWL-C Room CO2/RH/Temp Sensor. Working Pull.

Senva CHTWL-C Room CO2/RH/Temp Sensor. Transmitter with display and alarm relay. 43221809. Working Pull. Refurbished. CHTWL-OR. Ivory. CO2, humidity, and temperature all in one device… fewer units to buy and install. Small clips on the cover are broken.