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A fixed indoor sensor cannot follow you into a car cabin, a bus, or a bike lane next to a highway. The exposure that happens on the way to work is real, and it belongs to a different category of instrument.
Sensor selection can be relevant to standards-aligned workflows, but device parts alone do not confer certification, accreditation, or code compliance.
Breathe Better. Live Smarter.
One sensor. Twelve signals. Indoor readings connected to outdoor context and plain-English recommendations. Everything you just read can be measured live in your own home.
$249 USD one-time
Buy Terrestream Explore the sensorSix sensors. Twelve signals.
Built on genuine Sensirion, Bosch, and Texas Instruments sensors.
Included
Works with
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Home Assistant
MQTT