Float switch according to the required water level changes, automatic control of pump start and stop, do not need special care.
浮球开关可以根据所需的水位变化，自动控制泵的启动与停止，不需专人看管。
Automatic control of spindle makes it able to auto-start and auto-stop, which is more safely, convenient and power-saving.
智能控制主轴自动启动和停止功能，更安全、方便、省电。
An electric shock and various life-saving automatic pressure instrument which mainly comprises an air transmission device and a motor start-stop and positive inversion control circuit;
一种触电及各类生命抢救自动气压仪，主要由空气输送装置以及电机启停及 正反转控制电路组成；
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