The RuuviTag Pro is an advanced Bluetooth environmental sensor designed for professional, industrial and serious home use. Built in Finland, its rugged enclosure, high-precision sensors and broad temperature tolerance make it ideal for monitoring harsh or sensitive environments. Choose between 2-in-1 or 4-in-1 configurations, both supported by the free Ruuvi Station mobile app. Reliable Monitoring, Wherever You Need It RuuviTag Pro captures precise environmental data and sends it to your smartphone in real time. Whether monitoring food storage, HVAC, greenhouses or industrial systems, you will always be informed of the conditions that matter most. Set up alerts for abnormal readings and access detailed graphs to review trends. Live readings for temperature, humidity, pressure and movement Free Ruuvi Station app for Android and iOS Set up custom push alerts for critical changes Export and view 10-day data history offline Personalise and rename each sensor Built Tough for Demanding Use Cases Unlike the standard RuuviTag, the RuuviTag Pro features an IP-rated enclosure, improved mounting options, and superior sensor precision. With a user-replaceable battery and industry-grade temperature sensor, it is ready for tough environments in industrial, marine, transport or building automation applications. Operating range: -40 °C to +85 °C Bluetooth range: up to 20 m indoors or 100 m outdoors Long-life CR2477T battery included (12 to 24 months typical lifespan) Compatible with Victron Energy, Home Assistant, Homey and more Optional remote monitoring via Ruuvi Gateway and Cloud Sensor Variants RuuviTag Pro 4-in-1 Temperature ±0.1 °C accuracy Relative humidity ±2% Air pressure ±1 hPa Acceleration-based motion detection RuuviTag Pro 2-in-1 Temperature ±0.1 °C accuracy Motion detection IP68 and IP69K water protection (ideal for pressurised washdowns)