[KongchangAI]
Unverified85% confidenceTradeoffTime unknown

供电方式权衡:插电式(220V)供电稳定适合长期常驻家庭但停电即失效,电池式安装灵活但需定期换电池(通常6-12个月);带停电报警提醒和后备电池的插电款是最优解

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