Unverified83% confidenceTradeoffTime unknown
云存储越清晰保存时长越长费用越高，本地SD卡一次性投入但断电断网即失效且易被盗走取卡；建议重要看护场景采用云+本地双备份而非二选一
1
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83%
Confidence
Long-term
Relevance
-
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Unverified长期录像看护建议本地SD卡（支持128G以上）+云存储双备份，纯云存储多数需按年付费订阅且断网即失效，纯本地卡则存在设备被盗后录像丢失风险90% similarUnverified云存储越安全但持续付费，本地存储零成本但盗贼可拆机带走卡；重要场所建议本地SD卡+云存储双备份，防止设备被破坏后无录像90% similarUnverified存储方式优先本地SD卡+可选云存储组合：本地卡断网仍可录，云存储防设备被盗后录像丢失；只依赖云存储需长期付费订阅，只用本地卡则设备被盗后录像也一并丢失89% similarUnverified云存储与本地SD卡存储是互补而非替代：SD卡应对断网/防拆盗录，云存储应对设备被盗后本地录像随之丢失，重要场所建议双保险89% similarUnverified存储优先选本地SD卡+可选云端的双模式：本地卡免月费但SD卡损坏或被盗则录像丢失，重要监控建议本地+云端双备份88% similar
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