Tápegység 5V–48V kártyarelé modul, áramkikapcsolás védelmi modul, automatikus kapcsoló modul UPS vészleállító akkumulátor
Power Supply 5V to 48V Board Relay Module Power-OFF Protection Module Automatic Switching Module UPS Emergency Cut-off Battery
When the DC terminal has power, it is preferred to supply power to the load.
When the DC terminal has power, connect the battery to charge (the specific parameters are determined by the module itself)
Automatically switch battery to power the load when there is no power at the DC terminal
When the DC terminal has power, the battery is charged. It has nothing to do with this module. (The battery can be powered off for a long time when the DC terminal is connected, so you need to know your own parameters to select the power supply.)
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