Now every family basically has the existence of switching power supply, indoor power supplyso do you know what the function of switching power supply is?
One of the biggest functions of the switching power supply is to facilitate us to control the on and off of the lamps, and another function is to protect the circuit in the home and prevent the circuit from being short-circuited naturally.
Because the importance of switching power supply is relatively large, when purchasing the quality of switching power supply, you must pay attention to check the relevant documents and instructions of the product. It must be very short, and there may be no way to protect it when it encounters a short circuit.
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