电源断电或充电电路出现短路、过流、过热时，充电器上的充电指示灯均不亮。

A short circuit, over current and over heat are short circuit, over current and over heat, and the charging indicator light on the charger is not bright.

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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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