Ezetek 6000mah High Capacity Power Bank Pack Portable External Battery Charger For Smartphones and other electronic devices Huge Capacity, 6000mAh; Adopt 2 Samsung 3000mAh A+ battery, add2-3 full charges or 24 hours of talk time to iPhone 5 / 4S / 4, 2 full charges for Samsung Galaxy S3, a full charge for iPad / iPad 2, or 300% + to most mobile phones' battery life Contain short-circuit protection, over current protection and over discharge protection. Four LED light display the battery status by increment of 25%50%75%100%. Unique 3 Led torch design which can be used as flashlight when you are in camping or wild field. Mini& Portable design to fit it into your pocket. Output1: DC 5V 1A (Most smart phones and other mobile devices); Input: DC 5V 1A; 1 Year Warranty and Money back guaranteed at any time within 30 days of purchase