The battery percentage to show the remaining power of a device will not display on the device tab. 
 
To figure out the battery percentage of a device’s remaining power, please click the &quot;...&quot; icon to find the Settings button. (App Side Bar -&gt; Settings -&gt; Power Manager)
 
However, there should be a “lightning” icon next to the battery icon on the device tab when a device is charging.

How to figure out a device's battery percentage in the eufySecurity app v4.0?

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