power on light
机箱电源显示灯 Power led
电源的正常显示灯 NOR-MAL VAC
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电源开关指示灯，显示实时工作状态；三重安全保护装置：水开自动断电、干烧保护、熔断保护；
Indicator light of power supply indicates the working state3-level protection system:Automatic switch off, Boil-dry protection, Fusing protection.
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