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LSD4WN-2L817M90 series products are LoRaWAN End Node developed by Lierda Science & Technology Group. Integrated with LoRaWAN^TM STACK, LSD4WN-2L conforms to LoRaWAN^TM Specification 1.01 standard released by LoRa Alliance. Hardware support EU868 (need to choose appropriate antenna, while use different frequency band) The module can be connected to users device via UART interface for data and command interaction which is easy for users to join in LoRaWAN network fast and transmit wireless data. LSD4WN-2L817M90 module has features of low power consumption, long transmit distance, strong antijamming capability, is applicable to multiple application scenarios: low power IoT applications, smart meter reading, smart city, industrial automation, smart home, etc.

Properties
●Working Voltage:2.5~ 3.6 V;
●Physical Layer:EU868;
●Transmitting power:19±1 dBm(max);
● Ultrahigh Receiving Sensitivity:-136±1dBm(@SF=12);
● Super-long Valid Transmit Distance:5Km(Urban Transportation Environment, non wilderness environment);
●Conform LoRaWANTM Specification 1.0.1 Standard, support EU433 protocol;
● Build-in LoRaWANTM Stack, Support Class A/Class C Device Type;
● Low Power Consumption:Standby Current Typical Value 1.8 uA;
● UART Communication,External Interface is stamp hole, easy to command and configure the module parameters.