Heltec WiFi LoRa 32 V3 ESP32S3 + SX1262 433MHz with Integrated OLED Display

The Heltec WiFi LoRa 32 V3 433MHz is a compact and versatile development kit for IoT projects, LoRa networks, Meshtastic, remote sensors, telemetry and long-range wireless communication.

Based on the ESP32-S3 Dual-Core 240 MHz microcontroller and SX1262 LoRa chip, it combines 433MHz LoRa, Wi-Fi 802.11 b/g/n and Bluetooth 5 LE communication on a single board. The integrated 0.96” OLED display allows data, system status, messages or diagnostic information to be shown directly on the board.

The board includes a USB Type-C interface, integrated battery management and a compact form factor, making it suitable for prototyping, development, network testing and integration into portable or autonomous projects.

Main features:

• Type: IoT LoRa development board / kit
• Model: Heltec WiFi LoRa 32 V3
• LoRa frequency: 433MHz
• Microcontroller: ESP32-S3 Dual-Core at 240 MHz
• LoRa chip: Semtech SX1262
• Integrated display: 0.96” OLED
• Connectivity: LoRa, Wi-Fi and Bluetooth
• Wi-Fi: 802.11 b/g/n
• Bluetooth: Bluetooth 5 LE
• USB interface: USB Type-C
• Integrated battery management
• Supports Arduino, PlatformIO and MicroPython development platforms
• Suitable for Meshtastic, LoRaWAN, IoT, remote sensors, telemetry and long-range networks
• Compact dimensions: 50.2 x 25.5 x 10.2 mm
• Brand: Heltec

Technical specifications:

• MCU: ESP32-S3
• Processor: Dual-Core up to 240 MHz
• LoRa radio: SX1262
• Frequency: 433MHz
• Display: integrated 0.96” OLED
• Wireless communication: LoRa / Wi-Fi / Bluetooth
• Wi-Fi: 802.11 b/g/n
• Bluetooth: 5 LE
• USB: Type-C
• Dimensions: 50.2 x 25.5 x 10.2 mm