{
  "added_at": "2026-11-08",
  "additional_evidence_urls": [
    "https://github.com/kta41/CustomWatch/blob/206f30486d04bc21f97fd17b059c8d98811e3085/TECHNICAL_REFERENCE.es.md"
  ],
  "category": "reconstruction-cases",
  "class": "hardware",
  "description_en": "CustomWatch implements an Android companion for the Prixton Life Fit smartwatch using a BLE protocol studied through static analysis, limited capture and one-device tests. It requests activity, pulse and battery data, stores sleep observations locally, and forwards selected notifications.",
  "description_zh": "CustomWatch 根据静态分析、少量 BLE 抓包和单台设备测试，为 Prixton Life Fit 智能手表实现 Android 配套应用。它读取活动、心率和电量数据，在本地保存睡眠记录，并转发选定通知。",
  "entry_url": "https://awesomerea.org/resources/customwatch-case/",
  "entry_url_zh": "https://awesomerea.org/zh/resources/customwatch-case/",
  "evidence_class": 2,
  "evidence_status": "observed",
  "evidence_url": "https://github.com/kta41/CustomWatch/blob/206f30486d04bc21f97fd17b059c8d98811e3085/README.md",
  "group": "cases",
  "id": "customwatch-case",
  "json_url": "https://awesomerea.org/resources/customwatch-case/record.json",
  "kind": "case-study",
  "markdown_url": "https://awesomerea.org/resources/customwatch-case/index.md",
  "markdown_url_zh": "https://awesomerea.org/zh/resources/customwatch-case/index.md",
  "name": "CustomWatch: a Prixton Life Fit companion from BLE protocol research",
  "name_zh": "CustomWatch：基于 BLE 协议研究的 Prixton Life Fit 配套应用",
  "record_type": "resource",
  "relationship": "independent-reconstruction",
  "requirement_facets": [
    "prerequisites",
    "prerequisites",
    "limits",
    "license"
  ],
  "requirements": [
    "Android 8.0 or newer and a compatible Prixton Life Fit watch.",
    "Building requires JDK 17 or newer, Android SDK 35 and Gradle 8.9.",
    "The author tested one watch; firmware compatibility and several health interpretations remain uncertain.",
    "No licence file in the repository."
  ],
  "requirements_zh": [
    "需要 Android 8.0 或更新版本，以及兼容的 Prixton Life Fit 手表。",
    "构建需要 JDK 17 或更新版本、Android SDK 35 和 Gradle 8.9。",
    "作者只测试了一台手表；固件兼容性和部分健康数据解释仍不确定。",
    "仓库中没有许可证文件。"
  ],
  "scope": "unknown",
  "targets": [
    "protocol"
  ],
  "url": "https://github.com/kta41/CustomWatch",
  "verification": "source-reviewed",
  "verified_at": "2026-11-06"
}