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Multi-Function Ultra Low Power Module With FSK/LoRa® Radio is a low-cost, ultra-low power, ultra-small LoRaWAN^® module. The module adopts ST system level package chip STM32WLE5JC, intergrated high-performance LoRa^® SX126X IP and ultra-low power consumption MCU. The module is embedded with LoRaWAN^® protocol and AT instruction, which supports global LoRaWAN^® frequency planning, relay function, FUOTA transmission of large size file upgrade application, multicast communication function based on ClassB/C, and rich communication peripherals such as UART, SPI, IIC, etc. The module's target applications are wireless sensor networks and other IoT devices, especially where battery power requires low power and long distances.