{
 "slug": "sensecap-watcher",
 "name": "SenseCAP Watcher W1-A",
 "maker": "Seeed Studio",
 "category": "computers",
 "categoryLabel": "Computers & handhelds",
 "status": "listed",
 "statusLabel": "Listed by maker",
 "description": "A palm-sized camera and microphone that runs vision models on-device and acts on what it sees.",
 "goodFor": "Watch a room and trigger something when a named thing happens, without sending video to a server.",
 "youNeed": "Mains USB-C power, a 2.4 GHz network, and a microSD card if you want it to keep anything.",
 "tradeoff": "Runs on mains — the battery is only a backup — and the camera is fixed focus at about three metres.",
 "tags": [
  "Camera",
  "Touchscreen",
  "Computer vision",
  "Speaker"
 ],
 "price": "US$60.99",
 "priceShort": "$60.99",
 "priceFrom": "seeedstudio.com",
 "checked": "2026-09-18",
 "url": "https://gadgets.sh/devices/sensecap-watcher/",
 "shortUrl": "https://gadgets.sh/sensecap-watcher",
 "markdown": "https://gadgets.sh/devices/sensecap-watcher.md",
 "image": "https://gadgets.sh/assets/sensecap-watcher.jpg",
 "cutout": "https://gadgets.sh/assets/cutouts/sensecap-watcher.webp",
 "shareCard": "https://gadgets.sh/og/sensecap-watcher.jpg",
 "shops": [
  {
   "merchant": "Seeed Studio",
   "label": "Buy from Seeed Studio",
   "kind": "shop",
   "orderable": true,
   "url": "https://www.seeedstudio.com/SenseCAP-Watcher-W1-A-p-5979.html?utm_source=gadgets.sh&utm_medium=referral&utm_campaign=sensecap-watcher&utm_content=api",
   "note": null
  },
  {
   "merchant": "DigiKey",
   "label": "Buy from DigiKey",
   "kind": "shop",
   "orderable": true,
   "url": "https://www.digikey.com/en/products/detail/seeed-technology-co-ltd/113991315/25835731?utm_source=gadgets.sh&utm_medium=referral&utm_campaign=sensecap-watcher&utm_content=api",
   "note": "In stock at DigiKey when checked on 2026-09-29."
  },
  {
   "merchant": "Seeed Studio",
   "label": "Documentation at wiki.seeedstudio.com",
   "kind": "docs",
   "orderable": false,
   "url": "https://wiki.seeedstudio.com/watcher_hardware_overview/?utm_source=gadgets.sh&utm_medium=referral&utm_campaign=sensecap-watcher&utm_content=api",
   "note": "This link is the maker’s documentation. Ordering may be elsewhere on their site."
  }
 ],
 "specs": [
  {
   "group": "Processing",
   "rows": [
    {
     "label": "MCU",
     "value": "ESP32-S3 at 240 MHz with 8 MB PSRAM",
     "source": "https://wiki.seeedstudio.com/watcher_hardware_overview/"
    },
    {
     "label": "AI processor",
     "value": "Himax HX6538, combining a Cortex-M55 with an Ethos-U55",
     "source": "https://wiki.seeedstudio.com/watcher_hardware_overview/"
    },
    {
     "label": "Flash",
     "value": "32 MB for the ESP32-S3 and 16 MB for the Himax HX6538",
     "source": "https://wiki.seeedstudio.com/watcher_hardware_overview/"
    },
    {
     "label": "Storage",
     "value": "microSD slot supporting cards up to 32 GB, FAT32",
     "source": "https://wiki.seeedstudio.com/watcher_hardware_overview/"
    }
   ]
  },
  {
   "group": "Sensing & output",
   "rows": [
    {
     "label": "Camera",
     "value": "OV5647, 120° field of view, fixed focal length quoted at three metres",
     "source": "https://wiki.seeedstudio.com/watcher_hardware_overview/"
    },
    {
     "label": "Display",
     "value": "1.45-inch touchscreen at 412 × 412",
     "source": "https://wiki.seeedstudio.com/watcher_hardware_overview/"
    },
    {
     "label": "Microphone",
     "value": "Single microphone",
     "source": "https://wiki.seeedstudio.com/watcher_hardware_overview/"
    },
    {
     "label": "Speaker",
     "value": "1 W speaker output",
     "source": "https://wiki.seeedstudio.com/watcher_hardware_overview/"
    },
    {
     "label": "Controls",
     "value": "A wheel supporting scroll up and down plus a button press; one RGB indicator LED; a reset button in the bottom hole",
     "source": "https://wiki.seeedstudio.com/watcher_hardware_overview/"
    }
   ]
  },
  {
   "group": "Radio",
   "rows": [
    {
     "label": "Wi-Fi",
     "value": "IEEE 802.11 b/g/n on 2.4 GHz; maker quotes up to 100 m in an open-space test",
     "source": "https://wiki.seeedstudio.com/watcher_hardware_overview/"
    },
    {
     "label": "Bluetooth",
     "value": "Bluetooth LE 5",
     "source": "https://wiki.seeedstudio.com/watcher_hardware_overview/"
    },
    {
     "label": "Antenna",
     "value": "Built-in Wi-Fi and Bluetooth antenna",
     "source": "https://wiki.seeedstudio.com/watcher_hardware_overview/"
    }
   ]
  },
  {
   "group": "Power, expansion & mounting",
   "rows": [
    {
     "label": "Power supply",
     "value": "5 V DC",
     "source": "https://wiki.seeedstudio.com/watcher_hardware_overview/"
    },
    {
     "label": "Battery",
     "value": "3.7 V 400 mAh lithium cell, described by the maker as backup power",
     "source": "https://wiki.seeedstudio.com/watcher_hardware_overview/"
    },
    {
     "label": "USB-C",
     "value": "One on the back for power only; one on the bottom for power and programming",
     "source": "https://wiki.seeedstudio.com/watcher_hardware_overview/"
    },
    {
     "label": "Expansion",
     "value": "One Grove I²C interface and a 2×4 female header carrying I²C, two GPIO, two grounds, a 3.3 V output and a 5 V input",
     "source": "https://wiki.seeedstudio.com/watcher_hardware_overview/"
    },
    {
     "label": "Temperature",
     "value": "0 to 45 °C operating range",
     "source": "https://wiki.seeedstudio.com/watcher_hardware_overview/"
    },
    {
     "label": "Mounting",
     "value": "Wall, desktop and bracket mounting; only the 360° rotate bracket ships with the device, and the 1/4-inch tripod bracket is sold separately",
     "source": "https://wiki.seeedstudio.com/watcher_hardware_overview/"
    },
    {
     "label": "Price checked",
     "value": "US$60.99 at the maker's store",
     "source": "https://www.seeedstudio.com/SenseCAP-Watcher-W1-A-p-5979.html"
    }
   ]
  }
 ],
 "docs": [
  {
   "label": "Maker specifications and documentation",
   "url": "https://wiki.seeedstudio.com/watcher_hardware_overview/"
  },
  {
   "label": "Seeed Studio store listing",
   "url": "https://www.seeedstudio.com/SenseCAP-Watcher-W1-A-p-5979.html"
  }
 ],
 "blueprint": {
  "openness": "schematics",
  "opennessLabel": "Schematics published",
  "summary": "Seeed's OSHW-SenseCAP-Watcher repo publishes the schematic as a PDF and the enclosure as a STEP file, but no editable KiCad/Gerber PCB source.",
  "files": [
   {
    "kind": "schematic",
    "label": "Schematic v1.0 (PDF)",
    "url": "https://github.com/Seeed-Studio/OSHW-SenseCAP-Watcher/blob/main/Hardware/SenseCAP_Watcher_v1.0_SCH.pdf",
    "format": "PDF"
   },
   {
    "kind": "enclosure",
    "label": "3D shell v1 (STEP)",
    "url": "https://github.com/Seeed-Studio/OSHW-SenseCAP-Watcher/blob/main/Hardware/SenseCAP_Watcher-3D-Shell_v1.stp",
    "format": "STEP"
   }
  ],
  "repos": [
   {
    "url": "https://github.com/Seeed-Studio/OSHW-SenseCAP-Watcher",
    "role": "hardware",
    "official": true,
    "license": "Apache-2.0",
    "stars": 267,
    "pushed": "2025-01-08"
   }
  ],
  "parts": [
   {
    "part": "ESP32-S3",
    "role": "MCU",
    "datasheet": "https://www.espressif.com/en/products/modules/esp32-s3"
   },
   {
    "part": "Himax HX6538 (WiseEye2, Cortex-M55 + Ethos-U55)",
    "role": "on-device AI processor",
    "datasheet": "https://github.com/Seeed-Studio/OSHW-SenseCAP-Watcher/blob/main/Hardware/HX6538_datasheet.pdf"
   }
  ],
  "notes": "Repo named 'OSHW' (open-source hardware) but only ships a schematic PDF and enclosure STEP, no kicad_sch/kicad_pcb/Gerbers/BOM; all linked files verified 200. Firmware SDK is a separate repo (Seeed-Studio/SenseCAP-Watcher-Firmware) not needed for hardware rebuild.",
  "checked": "2026-09-27"
 },
 "sourceFiles": null,
 "firmware": [],
 "chips": [
  "esp32-s3",
  "hx6538"
 ]
}