>After that the drone will move up and down a few meters, before heading off at walking pace in the direction of the nearest representatives of Ukraine’s army, it says.

>The video also warns that the drone’s battery may run low, in which case it will head back to base and the soldiers should stay put and await a fresh one.

So follow it, unless it's heading to a base. Is it clear when its battery is low? Maybe it just goes faster.