ORICO 10400 mAh Portable Power Bank External Battery with Quick Charge 2.0 Compatible with Samsung, iPhone, iPad and Tablets Compact Size: Made from light weight, solid, and durable plastic material. It's compact and small, with built in battery usage indicator. Polymer cell with 10,400 mAh capacity, enables to fully charge an iPhone about 4 times, iPad mini about 1.5 times. Power Protection: Safeguards protection against over-current, overcharging, and overheating to the plug-in devices. 18 MONTH WARRANTY WITH LIFETIME TECHNICAL SUPPORT - All ORICO products purchased through Amazon include an 18 month warranty and lifetime technical support. If for any reason you are dissatisfied with your purchase, just let us know and we promise to make it right.