Sonoff Zigbee Temperature Humidity Sensor With Precision Climate Temperature SNZB-02B €11.49 in 3 shops
HDL Panel Airkit2 White Pro Air Quality Sensor (temperature,humidity, illuminance, PM2.5, PM1.0 and PM10) €212.85 in 3 shops
HDL Panel Airkit2 White Pro Air Quality Sensor (temperature,humidity, illuminance, PM2.5, PM1.0,PM10, CO₂) €272.25 in 3 shops