LoRaWAN Waterproof /Outdoor Temperature Sensor

  • LoRa transceiver
  • Cable length
  • Frequency band
  • OpenCPU
  • Waterproof
  • Power type
  • LoRaWAN version
  • Battery Capacity

SG$ 61.01 SG$ 61.01 61.0065 SGD

US$ 45.00

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LSN50 is an open source product, it is based on the STM32Cube HAL drivers and lots of libraries can be found in ST site for rapid development.
1 x LSN50 v2 module
1 x External RF antenna

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We focus on the Internet of Things industry and keep evaluating new technology on improving user experience in IoT solution. We provide OEM/ODM service to worldwide clients. We have a set of offshore products and development kits to help clients to test, design and produce innovation IoT products in the shorter time, lower cost and lowest risk. Dragino dedicates to promote Open Source IoT solution. Our Open Source products are sold world widely and gain good name in the Open Source Internet of Things filed.

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The Dragino LSN50v2-D20 is a LoRaWAN Temperature Sensor for Internet of Things solution. It can be used to measure the temperature of air, liquid or object, and then upload to IoT server via LoRaWAN wireless protocol. 

The temperature sensor used in LSN50v2-D20 is DS18B20, which can measure -55°C ~ 125°C with accuracy ±0.5°C (max ±2.0 °C). The sensor cable is made by Silica Gel,and the connection between metal probe and cable is double compress for waterproof, moisture-proof and anti-rust for long term usage.

LSN50v2-D20 supports temperature alarm feature, user can set temperature alarm for instant notice.

LSN50v2-D20 is powered by 8500mAh Li-SOCI2 battery, It is designed for long term use up to 10 years. (Actually Battery life depends on the use environment, update period.Please check related Power Analyze report).

Each LSN50v2-D20 is pre-load with a set of unique keys for LoRaWAN registration, register these keys to local LoRaWAN server and it will auto connect after power on.


  • LoRaWAN v1.0.3 Class A

  • Ultra low power consumption

  • External DS18B20 Probe (default 2meters)

  • Measure range -55°C ~ 125°C

  • Temperature alarm

  • Bands: CN470/EU433/KR920/US915

  • EU868/AS923/AU915/IN865

  • AT Commands to change parameters

  • Uplink on periodically or Interrupt

  • Downlink to change configure


Specifications for LoRaWAN Waterproof /Outdoor Temperature Sensor

LoRa transceiver SX1276
Cable length M16
Frequency band AS923
OpenCPU No
Waterproof IP67
Power type Battery
LoRaWAN version 1.0.2
Battery Capacity 8500mA
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