D20-LB - LoRaWAN Waterproof /Outdoor Temperature Sensor


Experience seamless integration with Telemetry2U's IoT platform using the Dragino D20-LB LoRaWAN Temperature Sensor. Effortlessly monitor temperature data with long-range connectivity and smart features.

New customers will enjoy 60-Day's FREE access on Telemetry2Us' IoT Platform. Read more here...

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Manufacturer: Dragino
$119- +GST
Availability: Out of stock
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The Dragino D20-LB is a cutting-edge LoRaWAN Temperature Sensor, crafted to transform your Internet of Things solutions. This sensor is a beacon of efficiency in converting temperature readings into LoRaWAN wireless data, effortlessly communicating with your IoT platform through a LoRaWAN gateway.

Enhanced Connectivity for Reliable Data: Utilising LoRa wireless technology, the D20-LB excels in transmitting data over vast distances at low data-rates. This technology ensures ultra-long-range communication, bolstered by superior interference immunity, all while optimising power consumption.

Precision at Its Core: The embedded temperature sensor in the D20-LB delivers measurements ranging from -55°C to 125°C. Its precision is notable, with an accuracy of ±0.5°C, reaching a maximum deviation of only ±2.0 °C.

Advanced Features for Comprehensive Monitoring: The D20-LB is not just a sensor; it's a smart monitoring tool. It comes equipped with a temperature alarm feature, enabling instant notifications for temperature fluctuations. The datalog feature stands out, allowing data storage in the absence of a LoRaWAN network and automatic data upload upon network recovery.

User-Friendly Design: Configuration and updates are a breeze with BLE support and wireless OTA updates. The device's user-friendly interface ensures a hassle-free experience.

Long-Term Reliability: Powered by an 8500mAh Li-SOCI2 battery, the D20-LB promises a lasting service life of up to 5 years, epitomising durability and sustainability.

Effortless Setup with Telemetry2U: With Telemetry2U's integration, setting up the D20-LB is straightforward. Pre-loaded with unique keys for LoRaWAN registration, the device connects automatically upon power-up, ensuring an effortless start to your temperature monitoring journey.



Choose the 12-Month Subscription with Telemetry2U



When you select a"12-month Platform Subscription", we take care of the initial setup for you. Your Dragino LoRaWAN with all be shipped with all necessary configurations for seamless integration into Telemetry2U's IoT platform. All you'll need to do is register your account with Telemetry2U and add and your device to your account - it's that easy.

IoT Platform Features

Refer to our Quick Guide to help get started - you'll be up an running in no time!

Attribute name Attribute value
  • LoRaWAN 1.0.3 Class A
  • Ultra-low power consumption
  • 1 x DS18B20 Temperature sensor, 2 meters
  • Measure range -55°C ~ 125°C
  • Temperature alarm
  • Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865
  • Support Bluetooth v5.1 and LoRaWAN remote configure
  • Support wireless OTA update firmware
  • Uplink on periodically
  • Downlink to change configure
  • IP66 Waterproof Enclosur
  • 8500mAh Battery for long term use

Common DC Characteristics:

  • Supply Voltage: built in 8500mAh Li-SOCI2 battery , 2.5v ~ 3.6v
  • Operating Temperature: -40 ~ 85°C


Temperature Sensor:

  • Dallas DS18B20
  • Range: -55 to + 125°C
  • Accuracy ±0.5°C (max ±2.0 °C).


LoRa Spec:

  • Frequency Range,  Band 1 (HF): 862 ~ 1020 Mhz
  • Max +22 dBm constant RF output vs.
  • RX sensitivity: down to -139 dBm.
  • Excellent blocking immunity



  • Li/SOCI2 un-chargeable battery
  • Capacity: 8500mAh
  • Self-Discharge: <1% / Year @ 25°C
  • Max continuously current: 130mA
  • Max boost current: 2A, 1 second


Power Consumption

  • Sleep Mode: 5uA @ 3.3v
  • LoRa Transmit Mode: 125mA @ 20dBm, 82mA @ 14dBm
Package contents

Package Includes:

  • 1 x D20-LB  or  D20S-LB  LoRaWAN Waterproof /Outdoor Temperature Sensor 


Dimension and weight:  

  • Device Size: 120 * 55 * 200 mm
  • Device Weight: 372g



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