Unverified88% confidenceDecision RuleTime unknown
断电断网双备份是安防主机的核心指标：内置锂电备电应≥8小时，并支持4G/GPRS模块作为断网时的报警通道，仅靠WiFi推送的主机在剪线断电场景下形同虚设
1
Sources
88%
Confidence
Long-term
Relevance
-
First Seen
Sources
Related Entities
Related Claims
Unverified断电断网双重保障是刚需：优选内置电池（可撑7-15天）+ 本地定时存储（断网后仍按已设时间出粮）的机型；纯依赖WiFi云端调度的产品一旦断网会漏喂，独居/长时间外出者禁选78% similarUnverified断电断网仍需报警的场景（防盗/独居老人）必须选带4G模块+内置备用电池的主机，纯WiFi设备被剪断电源或拔网线后完全失效77% similarUnverified断电续航是关键盲区：优先选内置电池+电源双供电机型（断电续航≥8小时），纯USB供电机型停电后无法投喂，长时间外出风险高77% similarUnverified双电源冗余（电源适配器+内置电池备份）是防断粮关键，纯插电机型停电即停摆，内置电池应支持至少3-7天离线运转76% similarUnverified断电断网续投是核心保命功能，应选内置电池(可撑12h以上)+本地存储投喂计划的机型，纯WiFi依赖云端调度的机型断网即停食75% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/230020API
curl https://kongchang.com/api/v1/knowledge/claims/230020MCP
get_claim(id=230020)