[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

追求断电时仍能报警和推送的场景应选NB-IoT烟感,其走运营商蜂窝网络不依赖家庭WiFi/网关,断网断电(内置电池)仍可推送,适合出租房、别墅、独居老人家庭;但需按年缴纳物联网卡资费

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