Wireless CO2 and Temperature Sensor

CO2 concentration, atmospheric pressure and temperature sensor CO2 concentration measurements 0-9999 ppm (accuracy ±30 ppm + 3% of reading)   Temperature measurements 0 °C to 50 °C (accuracy 0.4 °C)   Atmospheric pressure measurements 300-1100 mbar (accuracy 1 mbar)   Protection class IP67   Wireless and battery-powered LoRa wireless protocol with up to 2 miles line-of-sight range Requires 1 AA Battery. Battery life of approximately 2 years at 2 minute polling intervals and up to 10 years at 10 minute polling intervals   *Connects to PRO Base Station (sold separately)