{
  "id": "lilygo-t3-s3-sx126x",
  "name": "LilyGo T3 S3 (SX126x)",
  "vendorId": "lilygo",
  "kind": "dev-board",
  "category": "development-board",
  "lifecycle": "active",
  "familyId": "lilygo-t3-s3",
  "aliases": [
    "T3 S3 SX126x",
    "T3-S3 SX1262",
    "LilyGo T3 S3 (SX1262)"
  ],
  "image": "lilygo_t3s3.svg",
  "datasheet": "datasheet.pdf",
  "flasherListed": true,
  "refs": {
    "mesh-sh-device": "lilygo-t3-s3-sx1262"
  },
  "product_url": "https://github.com/Xinyuan-LilyGO/LilyGo-LoRa-Series",
  "description": "Compact ESP32-S3 + SX1262 LoRa development board with SSD1306 OLED, micro-SD slot, and Qwiic expansion connector. USB-C with PH2.0 battery connector and optional solar input (V1.3). No on-board BMS — use a protected Li-ion cell.",
  "price": {
    "amount": 24,
    "currency": "USD",
    "asOf": "2026-06"
  },
  "roles": [
    "companion",
    "repeater",
    "room-server",
    "standalone-ui"
  ],
  "transports": [
    "ble",
    "usb",
    "wifi"
  ],
  "hardware": {
    "mcu": {
      "model": "esp32-s3",
      "flashMb": 4,
      "psramMb": 2,
      "ramKb": 512
    },
    "radios": [
      {
        "technology": "lora",
        "chip": "sx1262",
        "bands": [
          "868",
          "915"
        ],
        "txPowerDbm": 21,
        "antenna": "IPEX-1.0"
      }
    ],
    "display": {
      "status": "present",
      "technology": "oled",
      "controller": "SSD1306",
      "size": 0.96,
      "resolution": {
        "width": 128,
        "height": 64
      },
      "colors": "monochrome"
    },
    "gnss": {
      "status": "none"
    },
    "leds": {
      "status": "present",
      "description": "Status LEDs"
    },
    "input": [
      {
        "type": "button",
        "description": "BOOT button (boot mode, customizable)"
      }
    ],
    "power": {
      "batterySupported": true,
      "batteryBuiltIn": false,
      "batteryConnector": "PH2.0",
      "charging": true,
      "solarInput": true,
      "consumptionIdleMa": 25,
      "consumptionTxMa": 105
    },
    "expansion": [
      {
        "type": "qwiic",
        "count": 1,
        "interfaces": [
          "I2C",
          "UART",
          "GPIO"
        ]
      },
      {
        "type": "micro-SD",
        "count": 1
      }
    ],
    "physical": {
      "dimensionsMm": {
        "width": 75,
        "height": 36,
        "depth": 8
      },
      "weightG": 15
    },
    "environmental": {
      "operatingTempC": {
        "min": -40,
        "max": 85
      }
    }
  },
  "interfaces": {
    "usb": {
      "connector": "USB-C",
      "capabilities": [
        "power",
        "serial",
        "flashing"
      ]
    },
    "bluetooth": {
      "version": "5.0",
      "ble": true
    },
    "wifi": {
      "status": "present",
      "standard": "802.11 b/g/n"
    }
  },
  "prints": [
    {
      "name": "LILYGO T3-S3 v1.2 Slimline Case with Button",
      "type": "enclosure",
      "author": "Andrew Yong",
      "url": "https://www.printables.com/model/876074-lilygo-t3-s3-v12-slimline-case-with-button",
      "image": "https://media.printables.com/media/prints/876074/images/6720144_5da1b972-aaad-49e0-a07c-0c916792fa91_5cee504b-ede1-4a6f-b6fc-3b930b89eaa4/thumbs/cover/1200x630/png/large_display_d6607272-5ac7-44a4-9a05-b9c4a8009049_876074.png",
      "likes": 19
    },
    {
      "name": "LILYGO T3-S3 v1.2 Slimline Case with Button, Clip, and space for battery.",
      "type": "enclosure",
      "author": "Vladi",
      "url": "https://www.printables.com/model/1303593-lilygo-t3-s3-v12-slimline-case-with-button-clip-an",
      "image": "https://media.printables.com/media/prints/501d4d88-5dad-4cc1-8bed-41840cecf64a/images/9828601_2f8bee00-ec8b-4252-a6f4-aef253f3722f_18934c63-4511-4330-9411-21455e9ec2a9/thumbs/cover/1200x630/jpg/pxl_20250521_183232046.jpg",
      "likes": 9
    },
    {
      "name": "LilyGo T3 S3 Case",
      "type": "enclosure",
      "author": "peteigel",
      "url": "https://www.printables.com/model/1363530-lilygo-t3-s3-case",
      "image": "https://media.printables.com/media/prints/4a93a0a2-4577-42a5-be44-978c3d7a1347/images/10294380_6323780f-7dff-4193-9a08-59e9233bfb5b_44d4eda1-e78f-4243-a9dd-43c4b3b684e4/thumbs/cover/1200x630/jpg/photo-00-hero.jpg",
      "likes": 8
    },
    {
      "name": "LilyGo T3S3 V1 Meshtastic Case",
      "type": "enclosure",
      "author": "Planmarks",
      "url": "https://www.printables.com/model/1441805-lilygo-t3s3-v1-meshtastic-case",
      "image": "https://media.printables.com/media/prints/fcd05a88-efa4-4a68-b486-1b80100052b5/images/10870487_2337a632-de69-4ac0-856f-3a1b63c4338f_009e505c-bfe7-404c-b502-68844db727fc/thumbs/cover/1200x630/jpg/photo_2025-10-11_17-41-40.jpg",
      "likes": 6
    }
  ],
  "source": {
    "path": "data/devices/lilygo-t3-s3-sx126x/device.yaml",
    "updatedAt": "2026-08-05T14:13:46Z"
  },
  "vendorName": "LilyGO"
}