HELTEC Wireless Tracker is a compact, high-performance IoT development board built around the ESP32-S3FN8 microcontroller, designed for low-power, long-range wireless communication and precise GNSS positioning. It integrates the SX1262 LoRa transceiver and the UC6580 GNSS chipset, supporting multi-constellation satellite systems including GPS, GLONASS, BeiDou (BDS), Galileo, NAVIC, and QZSS. With support for L1 + L5/L2 dual-frequency positioning, it delivers fast, stable, and highly accurate location data—even in urban environments with weak signal coverage.
This versatile tracker supports Wi-Fi, Bluetooth, and LoRa, making it an ideal choice for Meshtastic mesh networks, GPS node development, and a wide range of IoT applications such as asset tracking, bike navigation, pet monitoring, and child safety.
The onboard 0.96-inch OLED display provides real-time system diagnostics and status feedback, while the USB Type-C interface ensures fast data transfer and convenient power management. The device includes integrated lithium battery charging circuitry, allowing for portable deployment without external power modules.
Fully compatible with the Arduino IDE, the HELTEC Wireless Tracker offers a beginner-friendly yet powerful platform for building custom LoRa solutions, low-power GPS nodes, and environment-aware IoT devices. Whether you're prototyping a smart mobility solution or deploying a remote sensing node, this board delivers the flexibility and reliability needed for modern wireless development.
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 consumption—ideal 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 (160×80 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
| Parameters | Description |
|---|---|
| Master Chip | ESP32-S3FN8 (Xtensa®32-bit lx7 dual core processor) |
| LoRa Chipset | SX1262 |
| GNSS Chipset | UC6580 |
| Frequency | 470~510MHz, 863~928MHz |
| Max. TX Power | 21±1dBm |
| Max. Receiving Sensitivity | -134dBm |
| Wi-Fi | 802.11 b/g/n, up to 150Mbps |
| Bluetooth LE | Bluetooth 5, Bluetooth mesh |
| Hardware Resource | 7*ADC1 + 2*ADC2; 7*Touch; 3*UART; 2*I2C; 2*SPI; etc. |
| Interface | Type-C USB; 2*1.25 lithium battery interface; LoRa ANT(IPEX1.0); 2*18*2.54 Header Pin |
| Battery | 3.7V lithium battery power supply and charging |
| Operating Temperature | -20 ~ 70 ℃ |
| Dimensions | 65.48 * 28.06* 13.52mm |
Pinout
