Bluetooth Low Energy

Wireless temperature and humidity logger

Wireless temperature and humidity loggers are used to measure both temperature and humidity in places which require constant monitoring of the prevailing conditions – museums, archives or churches to monitor atmospheric conditions affecting exhibits.

You can use a free mobile application to configure the device and read the data from its memory. If you add Efento Gateway, you can build a remote monitoring system.

  • Temperature: -35 to +70°C, accuracy: up to 0.4°C in the -20°C to +70°C range and 0.5°C in the -35°C to -20°C range
  • Humidity: 0 to 99% RH, accuracy up to 3% in the range of 0 to 90% and up to 4% in the range above 90%
  • Measurement period: 1 minute – 10 days (configurable by the user)
  • The device stores 40,000 measurements in its memory, when the memory is full, the oldest measurements are overwritten
  • Battery ensures up to 5 years of maintenance-free operation
  • Add Efento Gateway and Efento Cloud to build a real time monitoring system.  The maximum distance between the sensor and the Gateway is 100 m in the open space and 20 – 30 m in the buildings
  • Use a free mobile application to configure the logger, read the data from its memory, generate reports and set alert thresholds
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Quick and easy implementation

Cloud based monitoring system

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Order a starter kit - $197 only

The offer is dedicated to companies only.

Check it yourself. The starter kit includes all you need to test Efento wireless sensors and Efento Cloud platform:
- Efento Gateway
- Bluetooth Low Energy temperature and humidity sensor
- Efento Cloud access
- Free shipping worldwide

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Newsletter November 2024

Efento Cloud - 6-Year Data Retention
We’re extending data retention on Efento Cloud to 6 years, now covering all sensors - new and existing - at no extra cost.
Bluetooth Low Energy - LTE Gateway
Our new LTE gateway is now available, compatible with all types of Efento Bluetooth Low Energy (BLE) sensors. It transmits data directly to Efento Cloud or any other server of your choice.
Efento Cloud: Update
Efento Cloud just got a feature-packed update! Key improvements include customizable platform themes, the option to compare data from multiple sensors on a single chart, and SIM card management for NB-IoT sensors.
New release: Thermocouple Logger
Efento has introduced a new thermocouple logger in the NB-IoT range, compatible with probe types B, E, J, K, N, R, S, and T.
Vaccine Temperature Monitoring - Vietnam
Discover how our partner in Vietnam implemented a vaccine temperature monitoring system in a public hospital.

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