Zilu Milano Premium Leather 9000mAh Dual USB Portable Charger External Battery Pack Backup Power Bank with 2.1A Output for Smart Phones and Tablets - Black High capacity of 9000mAh. Can give iPhone 6 plus and 7 Plus more than two full charge, iPhone 6 and iPhone 5S four full charge and nearly three full charge to a Galaxy S5, three full charge to most other phones. Ultra-Compact, very easy to carry in pocket or bag. leather look surface shpae luxury styling Texas Instrument Battery Management IC. Nine levels of protection. Up to 93% energy conversion rate. Low heat generation. Samsung Grade 18650 battery cells inside. Strong emphasis on safety through the UL 1624certification, the most rigorous safety test in the industry. Free of safety concerns Compatibility and Package Content - ZiLu Smart Battery Pack is compatible with most of the smart phones and 5V tablet in the market. Inside package, there are one ZiLu external battery pack, one Micro USB cable, one manual.