HELTEC Wireless Tracker Compact IoT Board

• Built on ESP32-S3FN8 microcontroller

• Designed for low-power, long-range wireless communication

• Integrated SX1262 LoRa transceiver + UC6580 GNSS chipset

• Supports multi-constellation satellites: GPS, GLONASS, BeiDou (BDS), Galileo, NAVIC, QZSS

• Dual-frequency positioning (L1 + L5/L2) fast, stable & highly accurate, even in weak urban signals

Connectivity Options:

• Wi-Fi

• Bluetooth

• LoRa perfect for Meshtastic mesh networks, GPS nodes & IoT projects (asset tracking, bike navigation, pet monitoring, child safety)

Features:

• 0.96″ OLED display real-time diagnostics & status feedback

• USB Type-C interface fast data transfer & easy power management

• Integrated lithium battery charging portable use without external modules

Developer-Friendly:

• Fully compatible with Arduino IDE

• Beginner-friendly yet powerful for custom LoRa solutions, low-power GPS nodes, and IoT devices

• Ideal for smart mobility prototypes & remote sensing deployments

Features

ESP32-S3FN8 + SX1262 + UC6580 Chipset Combines a high-performance ESP32-S3 microcontroller, SX1262 LoRa transceiver, and UC6580 GNSS module, supporting Wi-Fi, Bluetooth, LoRa, and multi-constellation GNSS for versatile wireless communication and positioning.

Ultra-Low Power GNSS Architecture Built on advanced 22nm technology, the dual-frequency GNSS design ensures minimal power consumptionideal for battery-powered IoT tracking devices.

L1 + L5/L2 Dual-Band GNSS Support Compatible with GPS, GLONASS, BeiDou (BDS), Galileo, NAVIC, and QZSS, enabling fast, accurate, and stable positioning even in urban or obstructed environments.

USB Type-C Interface with Full Protection Features onboard voltage regulation, ESD protection, short-circuit protection, and RF shielding, ensuring safe and reliable operation during development and deployment.

Integrated Battery Management via SH1.25-2 Interface Supports charging, overcharge protection, voltage detection, and automatic power switching, simplifying power management for mobile applications.

Antenna Configuration Includes a 2.4GHz spring antenna for Wi-Fi/Bluetooth, plus IPEX (U.FL) connectors for external LoRa and GNSS antennas, offering flexible deployment options.

0.96″ LCD Display (16080 Resolution) Provides real-time feedback for debugging, battery status, and system diagnostics, enhancing usability during field testing and development.

Arduino IDE Compatibility Fully supported by the Arduino IDE, making it easy for developers to build custom Meshtastic GPS nodes, low-power LoRa solutions, and IoT tracking systems.

Specifications

Pinout

High light

Meshtastic network support

Complete Meshtastic network support.

USB Type C

The power supply, firmware download, and debugging interfaces adopt a more universal USB Type C interface, making development work more convenient.

Intergrated UC6580 GNSS chip and antenna

UC6580 is a L1 + L2/L5 GNSS chip, supports GPS, GLONASS, BDS, Galileo, NAVIC, QZSS multi-system joint positioning.

Onboard LCD Display

The integrated LCD display can be used to show some information such as system status and parameters, making it convenient for users to directly use the entire development board for their own product design.

FAQ

If you encounter an issue where your device is unable to download a program, you can follow these steps to resolve it.

1. Check if the USB cable supports data transfer by verifying if the connected cell phone supports file transfer.

2. Connect the USB cable, press and hold the USER key, then press the RST key once. Finally, release the USER key to initiate the code download.