The custom N33 case holds LoRa V3 ESP32 development board, 3000mAh battery and 915MHz antenna to protect your ESP32 LoRa V3 development board from dust, shock and various environmental factors. At the same time, the back of the case is designed with cooling holes, and whether for radio testing or outdoor applications, this case will keep your device in the best condition. ^^ 3000mAh batteryOur development board products are equipped with 3.7V 3000mAh battery and onboard JST 1.25 interface, which not only provides strong battery capacity but also a single battery powered main board can last up to 26 hours in USB powered state, which greatly improves the battery life.
At the same time, it has the functions of charge and discharge management, overcharge protection, battery power detection and automatic switching between USB and battery power supply ^^ User-friendly designThe ESP32 LoRa V3 development board is equipped with a Type-C interface to power the development board and a reserved (U. FL) connector for external LoRa antennas. It also includes a 0.96 -inch 128x64 resolution Type-C OLED display, which is ideal for displaying debugging information and battery power. It supports the Arduino development environment and includes an integrated CP2102 USB to serial chip for easy programming and debugging


