Power adapter, also known as external power supply, is a power supply voltage conversion device for small portable electronic equipment and electronic appliances. It is commonly used in small electronic products such as mobile phones, LCD monitors and notebook computers.
It is widely used in industrial automation control, military equipment, scientific research equipment, LED lighting, industrial control equipment, communication equipment, power equipment, instrumentation, medical equipment, semiconductor refrigeration and heating, air purifiers, electronic refrigerators, liquid crystal displays, LED lamps, Audio-visual products, security, computer cases, digital products and instruments and other fields.
