AKA: Tuya Smart WiFi CO2 Sensor Smart Carbon Dioxide Meter 3 in 1 Meter
AliExpress: https://s.click.aliexpress.com/e/_EwkEBlI 40$
AKA: Tuya Smart WiFi CO2 Sensor Smart Carbon Dioxide Meter 3 in 1 Meter
AliExpress: https://s.click.aliexpress.com/e/_EwkEBlI 40$