The M5Stack LoRaWAN-EU868 Module delivers long-range, low-power wireless communication for IoT projects, with EU868 support, LoRaWAN and P2P modes, flexible UART switching, and a high-performance antenna for reliable connectivity in industrial and outdoor environments. The M5Stack LoRaWAN-EU868 Module is a long-range, low-power wireless communication module based on LoRa modulation technology, designed for long-distance, low-power IoT applications. The module adopts the RAK3172-8-SM-I (built-in STM32WLE5) core solution, featuring long transmission range, low power consumption, and high receiving sensitivity. It is specifically designed for the EU868 frequency band, complying with European RF regulations, and is suitable for the EU and regions adopting the EU868 band. The module integrates a complete LoRaWAN protocol stack, supporting three operating modes: Class A/Class B/Class C, and is also compatible with peer-to-peer (P2P) communication. It supports low-power sleep mode to meet the requirements of long-endurance terminals. Hardware-integrated DIP switches allow flexible switching of UART communication pins to adapt to different main control platforms. The module uses standard AT commands for control and supports multi-module stacking for easy function expansion. Equipped with a high-performance rubber duck antenna, it improves signal stability, coverage, and communication distance, adapting to complex industrial and outdoor environments. This module can act as a collection node connected to a LoRaWAN gateway for data acquisition and remote management; it can also implement direct device-to-device communication in P2P mode without a gateway. Typical applications include smart agriculture, industrial monitoring, environmental monitoring, and other long-range low-power IoT communication scenarios. Features * Complies with LoRaWAN 1.0.3 protocol * Supports EU868 frequency band * Supports LoRa P2P (Peer-to-Peer) communication * LoRaWAN activation modes: OTAA, ABP * UART communication (AT commands) * High-sensitivity rubber duck antenna * Low power consumption * Development platforms: * UiFlow2 * Arduino IDE Specifications LoRa Solution STM32WLE5 @256 KB Flash, 64 KB RAM Supported Frequency Band EU868 (863~870 MHz) Protocol Support LoRaWAN 1.0.3 (Class A/Class B/Class C) Receiving Sensitivity -137 dBm Transmit Power Max. 19 dBm LoRaWAN Activation Modes OTAA, ABP Communication Modes LoRaWAN and Peer-to-Peer (P2P) Interface Type UART @ 115200bps, supports AT commands Antenna Specifications Size 198 x 13mm, SMA connector (female), operating frequency 863~870 MHz, gain 2.8dBi, VSWR ≤1.3 Standby Power Consumption Standby: DC 5V@6.70mA Sleep: DC 5V@9uA or 3.3V@3.69uA Operating Current P2P receive (125K bandwidth): 5V@8.27mA P2P continuous transmit (125K bandwidth): 5V@80.38mA Operating Temperature 0 ~ 40°C Product Size 54.0 x 63.6 x 7.6mm Product Weight 16.1g Resources * Product documents Package Contents * 1x LoRaWAN EU868 Module (STM32WLE5) * 1x Rubber duck antenna