The Dragino SN50v3-LB LoRaWAN IoT Sensor Node (8500mAh Li/SOCl2 / EU868 / No Hole) is a sophisticated long-range sensor node designed for outdoor applications. It is powered by an 8500mAh Li/SOCl2 battery, ensuring long-term operation. This device is engineered to assist developers in swiftly deploying industrial-grade LoRa and IoT solutions, transforming innovative ideas into practical applications and advancing the Internet of Things. The sensor node is based on the SX1262 wireless module, which facilitates data transmission over extensive distances at low data rates, offering ultra-long-range spread spectrum communication with high interference immunity while minimizing power consumption. It is particularly suited for professional wireless sensor network applications, including irrigation systems, smart metering, and smart cities. The device is equipped with a robust 48MHz ARM microcontroller, featuring 256KB flash and 64KB RAM, and offers multiplex I/O pins for connecting various sensors. It includes a built-in BLE module for remote configuration via mobile devices and supports over-the-air upgrades through a private LoRa protocol, simplifying maintenance. As the third generation of the LSN50 series, this open-source project boasts a mature LoRaWAN stack and application software, allowing users to utilize pre-loaded software for IoT projects or customize it to meet specific requirements. Note: Ensure proper handling and installation to maintain the IP65 waterproof rating.