The WiFi LoRa 32 V4 Expansion Kit is a comprehensive set specifically designed for the WiFi LoRa 32 V4, including protective cases, Built-in battery, expansion carrier boards, GXHTV3 sensor modules, BME280 sensor modules, Buzzer and more. WiFi LoRa 32 V4 is a fully upgraded version of the classic LoRa development board. Building upon the powerful features of its predecessors, the V4 version introduces comprehensive optimizations in Transmit Power, power management, expandability and other hardware design. It is suitable for IoT applications such as smart cities, agricultural monitoring, smart homes, industrial control, security systems, and wireless meter reading, providing developers with a more efficient and flexible development experience. Main Features Base on ESP32-S3R2 & SX-1262, supports Wi-Fi b/g, BLE, and LoRa communication. 2MB PSRAM and 16MB external Flash, more suitable for UI and complex system. LoRa Transmit Power: High-power version 28 dBm, Low-power version 22 dBm PC casing protects the screen and integrates FPC 2.4G antenna. Form factor and pin compatibility with WiFi LoRa 32 V3. PC casing protects the screen and integrates FPC 2.4G antenna. Added SH1.25-2Pin solar panel interface, and SH1.25-8Pin GNSS interface. Optimized lithium battery management. Low power consumption is less than 20A. Parameters: LoRa Freq: 863-928MHz LoRa TX Power:281dBm Front Cover: Touch Screen; Side Cover: Aluminum Alloy; Rear Cover: Polycarbonate (PC) Battery: 2800mAh 18650 Li-Ion Battery GNSS Module: Quectel L76K Triaxial Accelerometer:DA217 Expansion Socket: Female Antenna Socket: SMA Female Color: Black Material: PC + Aluminum Alloy Package Contents: 1*Main Unit 1*Back Clip 1*Antenna Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.