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Heltec ESP32 863-928MHz LoRa Wireless Development Board
building connected devices, firmware tests and rapid electronics prototypes
Arduino, MicroPython, sensors, displays and expansion modules
Electronics testing, repair, prototyping and maker workflows
Features and Specifications
- Who is this product for? It is intended for makers, embedded developers and IoT prototyping teams.
- What should I check before buying? Review the product options, specifications, included accessories and compatibility details on this page.
- It is suitable for various 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.
- Base on ESP32-S3R2 & SX-1262, supports Wi-Fi b/g/n, 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.
- Added SH1.25-2Pin solar panel interface, and SH1.25-8Pin GNSS interface.
- Optimized lithium battery management.
- Low power consumption is less than 20uA.
- MCU:ESP32-S3R2
- Frequency: 863-928MHz
- Flash:16MB (external)
- USB to Serial Chip:Removed CP2102
- Power Management:Upgraded IC supporting solar input
- Solar Input:Added SH1.25-2P interface
- LoRa TX Power:28±1dBm
- 2.4G Antenna:FPC antenna + connector
- GPS Interface:Added SH1.25-8Pin interface
- Peripheral I/F:40-pin
- Screen Connection:Soldered + B2B connector
- Pin Craft:Gold-plated
- Screen Bracket:Full protection
- Expansion Socket:B2B Female
- Antenna Socket:SMA Female
- Material:PCB
- 1 * WiFi LoRa 32 V4 with case(The color of the word "battery" is random and cannot be specified.)