IP65 temperature and humidity logger · exact-product guide
SwitchBot Indoor/Outdoor Thermo-Hygrometer: accuracy, cold limits and Canadian guide
This compact sensor records temperature and humidity without a display, stores readings locally and can export CSV history through the SwitchBot app. Its IP65 shell permits sheltered indoor or outdoor monitoring, but Canadian winter performance is limited by the published −20°C measuring floor and by battery behaviour in extreme cold.
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A practical low-cost logger for basements, refrigerators, greenhouses, instrument cases and sheltered outdoor points. It samples every four seconds, stores up to 68 days on the device and up to two years in the app. Add a compatible hub only when remote threshold alerts or unlimited cloud history are needed.
Verified specifications
The facts that change the decision
- Exact priced variant
- 1-pack
- Size and weight
- 60 × 28 × 20 mm · 20 g without batteries
- Ingress rating
- IP65
- Temperature range
- −20°C to 80°C
- Temperature accuracy
- ±0.4°C below 0°C · ±0.2°C from 0°C to 65°C · ±0.3°C above 65°C
- Humidity accuracy
- ±2% RH from 10% to 90% · ±4% at the extremes
- Sampling and storage
- Every 4 seconds · 68 days on-device · two years in app
- Power
- 2 × AAA · up to approximately two years
Good fit
This product may fit if…
- You need trend history rather than a permanent screen at the measurement point.
- The location stays within the published temperature range and is sheltered from direct immersion.
- CSV export, dew point, VPD or absolute-humidity analysis will be useful.
- A compatible hub can be added if remote threshold notifications become important.
Stop before buying
Do not order yet if…
- The location regularly falls below −20°C and dependable winter readings are essential.
- The sensor would be immersed, pressure-washed or exposed beyond an IP65 use case.
- You need remote alerts but do not plan to add a compatible hub.
- The reading will be treated as a certified food, medical or industrial compliance instrument.
Installation
Five-step verification plan
- 1
Choose a representative point away from direct sun, vents, heaters and wet surfaces.
- 2
Install the two AAA batteries and add the exact sensor in the SwitchBot app.
- 3
Place it beside a trusted reference in a stable environment for at least 30 minutes before calibrating.
- 4
Confirm logging, CSV export and local Bluetooth reach at the intended location.
- 5
Add a compatible hub and test push thresholds only if away-from-home alerts are required.
After installation
What ownership requires
- Review battery condition and reading quality more often during cold periods.
- Export important history before removing the device, changing phones or restructuring the account.
- Recheck calibration against a stable reference when readings drift or after battery replacement.
FAQ
Questions before buying
Does it have a screen?
No. Readings and history are viewed in the SwitchBot app.
Does it need a hub?
Not for local logging and nearby app access. A compatible hub is required for remote push notifications and unlimited cloud history.
Will it work at −30°C?
That is outside the published −20°C measurement floor, and extreme cold can reduce battery life and accuracy.
Verified compatibility
Useful companion products
Add these products only for the function described on the page. A hub is not automatically required for every use.
SwitchBot Hub 3
Matter bridge, infrared remote, scene controller and indoor climate display for a connected SwitchBot home.