All batteries must be shipped by a ground shipping method.
With a typical capacity of 4,200mAh and 45A discharge rating, the P42A is simply the best all around 21700 cell. It delivers very high capacity without compromising on charge/discharge rate, which is what makes the cell so popular for custom flight packs and other high current, high capacity applications. They have a standard charging current of 4.2A which makes them easy to charge quickly.
If you're looking for a high discharge 18650 cell, we also carry the 35A 2800mAh Molicel P28A!
Check out our entire selection of Li-Ion cells and chargers!