a 2P is two of the same packs in parallel, therefore twice the capacity (mAh) and approx double runtime. added weight and other variables will slightly shorten your runtime, but it will still be longer than with 1P
here is a short article on it:
http://www.offshoreelectrics.com/inf...g-batterie.php
here is a short article on it:
http://www.offshoreelectrics.com/inf...g-batterie.php
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