[KongchangAI]
Unverified85% confidenceCautionTime unknown

UL2034认证的报警阈值遵循北美标准(如70ppm持续1-4小时触发报警),对短时间内低浓度泄漏不会立即报警,对极度敏感人群(如婴幼儿、心肺疾病患者)保护可能不够及时

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85%
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