A
Anonymous
Apr 07, 2026
Rating: 4/5
Good Value
Works well for the price. App could use a dark mode but functionality is solid.
Description
Metras Bluetooth temperature and humidity meter recorder for laboratories
Reviews
Attributes
| Brand | - |
| Category | Electronic Components / Maker DIY / Computer Hardware, Monitors & Peripherals |
| Origin | - |
| Connectivity | Bluetooth 5.0 Low Energy |
| Temperature Range | -30°C to +70°C |
| Humidity Range | 0% to 100% RH |
| Temperature Accuracy | ±0.3°C |
| Humidity Accuracy | ±2% RH |
| Battery Type | CR2477 Lithium Coin Cell |
| Battery Life | Up to 12 Months |
| Data Storage | 32,000 Readings |
| Dimensions | 85 x 65 x 25 mm |
| Certifications | CE, RoHS, FCC |
5 reviews
A
Anonymous
Mar 06, 2026
Rating: 5/5
Essential Tool
Helps us maintain compliance during transport. Alerts work instantly on my phone.
A
Anonymous
Feb 26, 2026
Rating: 5/5
Accurate Readings
Compared against our calibrated benchtop unit and the readings were nearly identical.
A
Anonymous
Jan 28, 2026
Rating: 5/5
Reliable Monitoring
Battery life is as advertised. Haven't changed them in 8 months of continuous logging.
A
Anonymous
Jan 28, 2026
Rating: 5/5
Perfect for Cold Storage
We use these across our warehouse. The Bluetooth range is excellent and the app is intuitive.
5 FAQ
Q: Can I replace the battery myself?
A: Yes, the device features a user-replaceable CR2477 battery compartment.
Q: Is there a mobile app for iOS?
A: Yes, our app is available on both the Apple App Store and Google Play Store.
Q: Does it come with a calibration certificate?
A: Each unit is factory calibrated. NIST-traceable certificates are available upon request.
Q: What is the maximum Bluetooth range?
A: In open space, the range is up to 100 meters. Walls may reduce this distance.
Q: What formats can data be exported in?
A: Data can be exported as CSV or PDF reports directly from the mobile application.
