Heltec Wireless Tracker
ESP32-S3 development board with integrated SX1262 LoRa transceiver, UC6580 dual-frequency GNSS receiver, and 0.96-inch TFT display for IoT asset tracking, Meshtastic mesh networking, and LoRaWAN applications.
$22.90
Tap any value to browse matching devices
Specifications
Components
Xtensa LX7 dual-core processor at 240MHz with 8MB flash, 512KB SRAM, WiFi 802.11 b/g/n and Bluetooth LE 5.0. Features hardware crypto acceleration (AES/SHA), 12-bit SAR ADC, touch sensing, and ULP co-processor for deep sleep operation.
Semtech SX1262 LoRa transceiver supporting 150-960MHz ISM bands with +22dBm transmit power and -134dBm receive sensitivity. Supports both LoRa modulation for LPWAN and (G)FSK for legacy protocols.
Unicore UC6580 GNSS receiver with 96 tracking channels supporting GPS, GLONASS, BDS, Galileo, NAVIC, and QZSS. L1+L5 dual-frequency capability delivers sub-1.5m positioning accuracy with advanced multi-path mitigation.
Sitronix ST7735 TFT controller driving the onboard 0.96-inch 160x80 pixel color LCD display via SPI interface. Supports 262K colors with built-in display RAM.
Bus Interfaces
GPIO Map
Overview
The Heltec Wireless Tracker is a compact development board combining an ESP32-S3FN8 microcontroller with a Semtech SX1262 LoRa transceiver and a Unicore UC6580 dual-frequency GNSS receiver, making it a complete solution for building GPS-enabled IoT tracking devices. The board supports multi-constellation positioning (GPS, GLONASS, BDS, Galileo, NAVIC, QZSS) with L1+L5 dual-frequency capability for sub-1.5m accuracy, and can transmit position data wirelessly via LoRa, WiFi, or Bluetooth LE.
With its 0.96-inch TFT color display, onboard lithium battery management, and IPEX antenna connectors for both LoRa and GNSS, the Wireless Tracker is designed for portable and field-deployed tracking applications. It is one of the most popular boards in the Meshtastic community for building off-grid mesh communication nodes with GPS, and also supports LoRaWAN for integration with IoT gateway infrastructure.
The board exposes user-accessible GPIOs through dual 18-pin headers, supporting 3 UARTs, 2 I2C buses, 2 SPI interfaces, and multiple ADC and touch-capable pins. The ESP32-S3's native USB support enables direct firmware flashing without an external programmer, while the Heltec Arduino library and Zephyr RTOS board support make development straightforward.
Use Cases
10Asset Tracking
Tracking the location and status of physical assets like vehicles, packages, and equipment.
GPS Tracking
Location tracking and navigation using GNSS satellite receivers.
Meshtastic Mesh
Off-grid mesh communication using Meshtastic firmware over LoRa radio.
LoRa Mesh Networking
Building off-grid mesh communication networks using LoRa radio for text messaging, location sharing, and sensor data relay without cellular or internet infrastructure.
Outdoor Navigation
GPS-enabled navigation for hiking, trail running, and outdoor adventures with position tracking and waypoint management.
Vehicle Tracking
Real-time GPS vehicle tracking with cellular data transmission for fleet and asset management.
Pet Tracker
GPS-based tracker for monitoring the location and movement of pets, attached to a collar.
Livestock Tracking
Track and locate livestock across large areas using GPS and LoRa for long-range, low-power position reporting.
Fleet Management
Track and manage fleets of vehicles, machinery, or assets using GPS and cellular connectivity.
Emergency Communication
Off-grid emergency communication device for disaster response and outdoor safety scenarios.
Resources
Where to Buy
Explore more of the directory — popular use cases, firmware, and specs to browse next.
