Specs: 13,000mAh power bank Input: 5V 1A Output: USB 1 = 5V 2.1A; USB2 = 5V 1A Plastic Exterior 1 Micro USB IN pon 2 Regular USB OUT ports. Tremendous battery capacity tor dual charging of small devices or fully charging a larger device. Superb narrow form others the perfect solution to pack. carry and power up when on the go with the provided Micro to regular USB cord. LED lights indicate battery status and power button to control charging. Made with UL certified Li-Ion batteries.