[KongchangAI]
Unverified87% confidenceTradeoffTime unknown

mmWave毫米波人体传感器功耗高,绝大多数需要USB持续供电(续航仅数天电池版极少),布线不便处慎选;PIR人体传感器用纽扣电池可续航1-2年,无供电条件的位置只能选PIR

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87%
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Long-term
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