Reolink Argus 2 User Manual page 11

Reolink Wireless Battery-powered Camera
there is a micro USB port for charging on the back of the battery.
The charger is a USB adapter (DC 9/5 Volts, not included in the box) which is
commonly used for smartphones. A micro USB cable is included in the box.
Here we'll guide you to charge Reolink Argus 2/Argus Pro by using the following
three different methods.
Method 1: Pull out the battery and open the charging port, then connect the
battery with the USB adapter via a USB cable and plug it into the electrical outlet.
Method 2: Directly connect the camera with the USB adapter via a USB cable and
plug it into the electrical outlet for charging & working.
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