{
  "id": "heltec-wt3",
  "name": "Heltec Wireless Tracker v3",
  "vendorId": "heltec",
  "kind": "product",
  "lifecycle": "active",
  "familyId": "heltec-wireless-tracker",
  "revision": "3",
  "aliases": [
    "Wireless Tracker",
    "Wireless Tracker v3"
  ],
  "replaces": "heltec-wt2",
  "image": "heltec_wt3.svg",
  "datasheet": "datasheet.pdf",
  "official": true,
  "product_url": "https://heltec.org/project/wireless-tracker/",
  "refs": {
    "mesh-sh-device": "heltec-wireless-tracker"
  },
  "price": {
    "amount": 45,
    "currency": "USD",
    "asOf": "2026-06"
  },
  "description": "Heltec Wireless Tracker v3 is an ESP32-S3 + SX1262 LoRa tracker with built-in GNSS (GPS), 4000+ mAh battery, solar input, and optional display. Designed for Meshtastic mesh networking, IoT tracking, and LoRaWAN applications with extended outdoor operation via solar charging and efficient power management.",
  "roles": [
    "companion",
    "repeater",
    "room-server",
    "standalone-ui"
  ],
  "transports": [
    "ble",
    "usb",
    "wifi"
  ],
  "variants": [
    {
      "name": "433MHz",
      "sku": "ZC-192-2-470",
      "bands": [
        "433"
      ]
    },
    {
      "name": "863~870MHz",
      "sku": "ZC-193-2-868",
      "bands": [
        "868"
      ]
    },
    {
      "name": "902~928MHz",
      "sku": "ZC-193-2-915",
      "bands": [
        "915"
      ]
    }
  ],
  "hardware": {
    "mcu": {
      "model": "esp32-s3",
      "flashMb": 8,
      "psramMb": 8,
      "ramKb": 512
    },
    "radios": [
      {
        "technology": "lora",
        "chip": "sx1262",
        "bands": [
          "433",
          "868",
          "915"
        ],
        "txPowerDbm": 22,
        "antenna": "IPEX-1.0"
      }
    ],
    "display": {
      "status": "present",
      "technology": "display",
      "controller": "ST7735S",
      "size": 0.96,
      "resolution": {
        "width": 80,
        "height": 160
      },
      "colors": "color"
    },
    "gnss": {
      "status": "present",
      "chip": "L76K"
    },
    "input": [
      {
        "type": "button"
      },
      {
        "type": "button"
      }
    ],
    "leds": {
      "status": "present",
      "description": "Status LED"
    },
    "power": {
      "batterySupported": true,
      "batteryCapacityMah": 4000,
      "batteryConnector": "SH1.25-2",
      "charging": true,
      "solarInput": true,
      "pmic": "AXP2101"
    },
    "expansion": [
      {
        "type": "header-2.54",
        "count": 1,
        "pins": 12
      }
    ],
    "physical": {
      "dimensionsMm": {
        "width": 65.48,
        "height": 28.06,
        "depth": 13.52
      },
      "weightG": 55
    }
  },
  "interfaces": {
    "usb": {
      "connector": "USB-C",
      "capabilities": [
        "power",
        "serial",
        "flashing"
      ]
    },
    "bluetooth": {
      "version": "5.0",
      "ble": true
    },
    "wifi": {
      "status": "present"
    }
  },
  "source": {
    "path": "data/devices/heltec-wt3/device.yaml",
    "updatedAt": "2026-06-22T21:31:07+02:00"
  },
  "vendorName": "Heltec Automation"
}