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How to use 7" NVR battery

How to use 7" NVR battery



1.When the lithium battery has power but don't workInstall the lithium battery first or reinstall the lithium battery


First you need to pull the NVR switch to the OFF position, and then connect the power to the NVR through the adapter.

At this point, you will find that the NVR has already started after the power is connected.Then you need to pull the NVR switch to the ON position and the NVR will work normally.



2.When a lithium battery runs out of power:


You need to plug in the power with the adapter and pull the NVR switch to the OFF position for the NVR to charge properly.







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