{
 "slug": "biscuit-crumb",
 "name": "Biscuit Crumb",
 "maker": "Biscuit Shop",
 "category": "wifi",
 "categoryLabel": "Wi-Fi & Bluetooth",
 "status": "soldout",
 "statusLabel": "Sold out",
 "description": "A keyring-sized wardriver with an LED ring, controlled from your phone.",
 "goodFor": "Pocket-sized wardriving from your phone.",
 "youNeed": "A phone with the Biscuit Manager app; location comes from its GPS.",
 "tradeoff": "Scans Wi-Fi or Bluetooth, one at a time.",
 "tags": [
  "Dual-band Wi-Fi",
  "Bluetooth",
  "Phone GPS",
  "LED ring"
 ],
 "price": "US$65",
 "priceShort": "$65",
 "priceFrom": null,
 "checked": "2026-10-18",
 "url": "https://gadgets.sh/devices/biscuit-crumb/",
 "shortUrl": "https://gadgets.sh/biscuit-crumb",
 "markdown": "https://gadgets.sh/devices/biscuit-crumb.md",
 "image": "https://gadgets.sh/assets/biscuit-crumb.jpg",
 "cutout": "https://gadgets.sh/assets/cutouts/biscuit-crumb.webp",
 "model": null,
 "anatomy": null,
 "shareCard": "https://gadgets.sh/og/biscuit-crumb.jpg",
 "shops": [
  {
   "merchant": "Biscuit Shop",
   "label": "Sold out at Biscuit Shop",
   "kind": "soldout",
   "orderable": false,
   "url": "https://biscuitshop.us/products/biscuit-crumb?utm_source=gadgets.sh&utm_medium=referral&utm_campaign=biscuit-crumb&utm_content=api",
   "note": "Listed by the maker but not orderable when we last checked."
  }
 ],
 "specs": [
  {
   "group": "Compute & storage",
   "rows": [
    {
     "label": "Processor",
     "value": "One ESP32-C5: scanning and the phone link",
     "source": "https://biscuitshop.us/products/biscuit-crumb"
    },
    {
     "label": "Storage",
     "value": "Onboard SPI flash; no SD card slot",
     "source": "https://biscuitshop.us/products/biscuit-crumb"
    }
   ]
  },
  {
   "group": "Wireless & software",
   "rows": [
    {
     "label": "Wi-Fi",
     "value": "2.4 and 5 GHz; Wi-Fi 6",
     "source": "https://biscuitshop.us/products/biscuit-crumb"
    },
    {
     "label": "Phone link",
     "value": "BLE, to the Biscuit Manager app for iOS and Android",
     "source": "https://biscuitshop.us/products/biscuit-crumb"
    },
    {
     "label": "Scanning",
     "value": "Wi-Fi networks or nearby Bluetooth devices, one at a time",
     "source": "https://biscuitshop.us/products/biscuit-crumb"
    },
    {
     "label": "Mapping",
     "value": "Live maps, clustered markers and heatmaps in the app, using the phone’s GPS",
     "source": "https://biscuitshop.us/products/biscuit-crumb"
    },
    {
     "label": "Testing features",
     "value": "Maker lists Bluetooth testing tools, Evil Portal and Karma for authorized assessments",
     "source": "https://biscuitshop.us/products/biscuit-crumb"
    },
    {
     "label": "Node role",
     "value": "Satellite node for a Biscuit Pro or Ultra (firmware 1.4.40 or newer); cannot manage nodes",
     "source": "https://biscuitshop.us/products/biscuit-crumb"
    },
    {
     "label": "Badge Mode",
     "value": "Runs without the phone, signalling nearby supported devices and deauthentication activity on the LED ring; saves no logs",
     "source": "https://biscuitshop.us/products/biscuit-crumb"
    },
    {
     "label": "Updates",
     "value": "Over the air, from the app",
     "source": "https://biscuitshop.us/products/biscuit-crumb"
    }
   ]
  },
  {
   "group": "Power & package",
   "rows": [
    {
     "label": "Lights",
     "value": "Six RGB NeoPixels in a ring; brightness and effects set in the app, or off",
     "source": "https://biscuitshop.us/products/biscuit-crumb"
    },
    {
     "label": "Release",
     "value": "First batch went on sale 9 October 2026 and sold out within minutes",
     "source": "https://biscuitshop.us/products/biscuit-crumb"
    }
   ]
  }
 ],
 "docs": [
  {
   "label": "Maker specifications and product details",
   "url": "https://biscuitshop.us/products/biscuit-crumb"
  }
 ],
 "blueprint": {
  "openness": "closed",
  "opennessLabel": "Closed design",
  "summary": "No schematics, PCB source, case file or BOM published on the product page.",
  "files": [],
  "repos": [],
  "parts": [
   {
    "part": "ESP32-C5",
    "role": "dual-band Wi-Fi 6 scanner and BLE phone link",
    "datasheet": "https://documentation.espressif.com/esp32-c5_datasheet_en.pdf"
   }
  ],
  "notes": "Fetched the biscuitshop.us product page on 9 October 2026: it names a single ESP32-C5, six NeoPixels and onboard SPI flash, and links the Biscuit Manager apps and a support community, but no hardware design files.",
  "checked": "2026-10-09"
 },
 "sourceFiles": null,
 "firmware": [],
 "chips": [
  "esp32-c5"
 ],
 "build": {
  "slug": "biscuit-crumb",
  "name": "Biscuit Crumb",
  "maker": "Biscuit Shop",
  "category": "wifi",
  "state": "unreviewed",
  "stateLabel": "Sources not reviewed",
  "chips": [
   "esp32-c5"
  ],
  "capabilities": [
   "wifi5",
   "ble",
   "wifi"
  ],
  "evidence": [
   {
    "key": "schematic",
    "status": "not-found"
   },
   {
    "key": "pcb",
    "status": "not-found"
   },
   {
    "key": "bom",
    "status": "not-found"
   },
   {
    "key": "gerbers",
    "status": "not-found"
   },
   {
    "key": "enclosure",
    "status": "not-found"
   },
   {
    "key": "firmware",
    "status": "not-found"
   },
   {
    "key": "instructions",
    "status": "not-found"
   }
  ],
  "files": 0,
  "pinnedFiles": 0,
  "repositories": 0,
  "hasPack": false,
  "sourceZip": null,
  "revision": null,
  "page": "https://gadgets.sh/diy/biscuit-crumb/",
  "manifest": "https://gadgets.sh/diy/biscuit-crumb/manifest.json"
 }
}