EnergyCell 15000 Double the ports, double the power Smart Identification output, intelligently identifies your devices and delivers the fastest charge speed up to 2.4A each port. There is no doubt that this new technology would protect your devices much better. Multiple Protect Safety System Featuring overcharge, over discharge, overcurrent and short circuit, overvoltage protection. Let your phone perfect working. Let your phone perfect working Have a good mobile power can bring a lot of convenience, the plane travel can see a movie, and e-Book Readers, supplement power at any time, when road trip you can instantly take a picture every one of the picture, at the party have enough power to enjoy music, every moment is wonderful, In outdoor hiking is essential, Connect with friends, family. A good portable charger, Let your phone perfect working. Specification: Battery Type: Li-ion battery Capacity: 15000mAh/55.5Wh Input: 5V / 2A Output 1: 5V / 2.4A Output 2: 5V / 2.4A Package Contents: 1 x Poweradd EnergyCell 15000 power bank 1 x Micro USB cable 1 x Store Pouch 1 x User guide Use Tips: 1.Due to safety purpose, the power bank you receive will not come with 100% capacity, please fully charge it before first use to get better performance. 2.Recharges the EnergyCell 15000 with a 2A output charger to maximize the charging speed(in 3 hours). 3.Use the included cable, your original cable or a third-party certified one.