RuuviTag

RuuviTag sensor is a high quality open source hardware product from Finland measuring temperature, humidity and barometric pressure.

Wireless

RuuviTag is 100% wireless and has a long lasting and user replaceable CR2477 coin cell battery with lifespan of years.

Superior connectivity

RuuviTag uses Bluetooth LE with world-class antenna design. The range depends on the surroundings.

Durable

RuuviTag is water proof with class of IP67. It's safe to keep it outside to build your own weather station.

Small

It's possible to mount the sensor in remote or hidden places. This way it doesn't disturb everyday life.

Purchase RuuviTags directly from Ruuvi Shop with world-wide shipping. Single RuuviTag sensor pricing starts from 29 €.

Tempo Disc

Tempo Disc sensors are very small high quality sensors. Depending on the model, you can measure temperature, humidity and/or barometric pressure.

Reliable

Tempo Discs are made from quality components such as Nordic Semiconductors's Bluetooth System on Chip, Bosch Sensortec's or Silicon Labs's environmental sensor and Johannson ceramic antenna.

Wireless

Tempo Disc is 100% wireless and has user replaceable CR2032 coin cell battery with a lifespan of approximately a year.

Smallest

Tempo Discs are the smallest sensors listed on this page. With Tempo Disc Silicone Holder accessory, it's possible to mount the sensor securely in remote or hidden places.

Purchase Tempo Disc from Amazon or directly from Blue Maestro with world-wide shipping. Single sensor pricing starts from 39 €.

Xiaomi Mijia Bluetooth Hygrometer/Thermometer

An environmental sensor from Xiaomi with build-in display measuring temperature and humidity.

Digital LCD screen

With Mijia, you can check the temperature, humidity and remaining power when you are next to the sensor.

Mountable

It's easy to mount the sensor on wall by using the included magnetic wall sticker.

Wireless

Mijia is 100% wireless and has user replaceable AAA battery with support for a whole year.

Purchase Xiaomi Mijia Bluetooth from Amazon, for example. Single sensor pricing starts from 12 €.

Inkbird IBS-TH1

A sensor with external probe measuring temperature and humidity.

External probe

The external probe allows you to measure the temperature of liquid, for example.

Wireless

Inkbird is 100% wireless and has user replaceable AAA battery with lifespan of months.

Other models

Meazurem gateway supports also the IBS-TH1 Mini and IBS-TH1 Plus smart sensors.

Purchase Inkbird IBS-TH1 from Amazon. Single sensor pricing starts from 29 €.

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