ESP32 LoRa V4 Development Board for Meshtastic MeshCore LoRaWAN IoT 1pcs🛒 Product Overview

Summary:
WiFi LoRa 32 V4, the next gen to the WiFi LoRa 32 V3, is a powerful, high-efficiency IoT maker board featuring an ESP32S3 MCU and SX1262 LoRa Node chip; retaining the V3’s size and identical pinout, it integrates performance upgrades including a built-in Wi-Fi/Bluetooth antenna, 28±1dBm LoRa output power, and a protected OLED display; its superior RF and stable system design ensure it’s ready-to-use and highly beginner-friendly, supporting development via Arduino, PlatformIO, ESP-IDF, and MicroPython; making it ideal for long-range wireless open-source projects like Meshtastic, LoRaWAN, and Meshcore in applications such as smart cities and industrial control

Main Features:
Base on ESP32-S3 & SX-1262, supports Wi-Fi b/g/n, BLE, and LoRa communication
LoRa Transmit Power: 28 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 1.25-2Pin solar panel interface, and 1.25-8Pin GNSS interface
Optimized lithium battery management
Low power consumption is less than 20μA

Parameters:
MCU: ESP32-S3R2
LoRa Chip: SX1262
Frequency: 863-928MHz
Wi-Fi: 802.11 b/g/n, up to 150Mbps
Bluetooth: Bluetooth (LE), Bluetooth 5, Bluetooth Mesh
Hardware Resource: 7*ADC1 + 2*ADC2; 7*Touch; 3*UART; 2*I2C; 2*SPI; etc.
Memory: 384KB ROM; 512KB SRAM; 16KB RTC SRAM; 2 / 8MB PSRAM; 16MB Flash
Interface: Type-C USB; 1.25*2 Pin lithium battery interface; 1.25*2 Pin Solar interface; 1.25*8 Pin interface; LoRa ANT(IPEX1.0); 2.4G ANT(IPEX1.0)
Battery Applicable: 3.3-4.4V lithium battery
Operating Temperature: -20 ~ 70 ℃
Dimensions: 51.7 * 25.4* 10.7mm Package Content:
1 * ESP32 LoRa V4 Development Board
1 * 915MHz LoRa Antenna
1 * FPC Antenna
2 * 2.54 * 2 Pin Headers
2 * Power Cord

💼 Features

• Upgraded ESP32-S3 MCU: ESP32 LoRa V4 features upgraded ESP32-S3R2(WiFi b/g/n, Bluetooth) as master chip, with 2MB PSRAM & 16MB Flash, delivering superior processing for complex IoT applications and Meshtastic projects
• High Power 28dBm SX1262 LoRa: ESP32 LoRa V4 experience exceptional wireless range with 28dBm transmission power and -137dBm sensitivity. Perfect for building reliable Meshtastic nodes, smart home IoT devices, and industrial applications. Provides greater communication distance across large urban environments, making it an ideal Meshtastic solution
• Highly Extensible: Newly added SH1.25-8Pin GPS interface for positioning, allowing for independent control of GNSS interface power. Based on GPIO matrix and IOMUX functionality, most GPIO pins can be configured for I2C, SPI, I2S, PWM, or UART functions
• Power Management: Newly added SH1.25-2P solar interface, compatible with 4.4V-6V/540mA solar panel input; optimized lithium battery management system, supports charge and discharge management, overcharge protection, power detection and USB/battery power automatic switching, and adapts to solar charging function
• Widely Application: Ideal for long-range wireless open-source projects like Meshtastic, LoRaWAN, and Meshcore in applications such as smart cities, agricultural monitoring, smart homes, industrial control, security systems, and wireless meter reading, providing you with a more efficient and flexible development experience

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