COM.LoRaWAN868 v2.0 is a LoRaWAN communication module suitable for 868MHz frequency launched by M5Stack. The module adopts the ASR6501 scheme, which supports long-distance communication and has high sensitivity characteristics. The module integrates the LoRaWAN protocol stack, adopts the serial communication interface (using AT command set for control), and can be used as a collection node for a large number of access gateways for data collection management. This module is suitable for long-distance low-power IoT communication applications, such as the deployment of environmental monitoring nodes.