Poweradd Pilot P2 10000mAh Portable Charger Slim & Compact External Battery Bank 3.4A USB Output with Smart Charging Tech for iPhone, iPad, Samsung Galaxy/Tab, Sony, LG and More Quick Replenish: 5V/2A input means you need only take 5 hours to fully charge the battery itself, which saves a lot of time on your journey. Fast & Smart Charging: Industry leading output of 3.4 amps provides enough power simultaneously to charge 2 devices up to 2.4A per port at most. High Capacity: Pilot P2 is able to provide 4 times solid charges to an iPhone 6s, or 2.5 times to a Samsung Galaxy S6, or at least 1.5 times charge to an iPad Mini. Compact and Small: much more slim than other 10000mAh portable chargers, portable in your trousers pocket. Safest Protection: Built-in Li-Polymer battery(the safest battery type so far) and the multi-protect system provide complete protection.