Poweradd Slim 2 Portable Charger 5000mAh External Battery Stick with Smart Charge for iPhone, iPad, Samsung Galaxy and More - Green Smart Charge - Auto detect the voltage and current of your device and deliver the fastest possible charge speed up to 2.1 amp. Quickly Replenish Power - Upgraded input makes the recharge process can be shortened to 3 hours (by using an adapter with 2 amps output). Pocket-sized design, compact dimension of 1.2x 1.3x 3.9 inch, convenient to carry with on the way. Add two charges to an iPhone 6s/6, more than one fully charge to an iPhone 6s/6 Plus or other high battery capacity phones like a Galaxy S6. What You Get: Poweradd Slim2 5000mAh Portable Charger, Micro USB cable, user manual, our fan-favorite 24-month limited product warranty and friendly customer service. Lightning cable for iPhone / iPad sold separately.