RPP-30 is 6000mAh which is a  big capacity, it offers quick charge, just takes 1.5 hours to charge an iPhone, bring you lightning charging experience. It also has good compatible performance that suitable for most on-sale mobile phones or other mobile devices. No worry about compatible problem for whether private use or give away as a gift.Polymer electric chip: safe and durable, 9-layers protection.Smart output identification: If you forget to remove when full charged, it will automatically close to save power.Charging 3 times iPhone: You can do whatever anywhere anytime, such as watching video,listening to music, playing games, etc. Worry-free about power.Dual-USB port: Lightning charge that surprises you for 1.5 hours only for iPhone.Friendly compatibility: Suitable for most on-sale mobile phones or devices.LED indicator: When charging, the LED keeps lighting.Zinc alloy body, acrylic mirror.it takes 4 hours to fully charge this power bank. But it only takes 1.5 hours to fully charge an iPhone 6 using this power bank, and capable of charging iPhone 6 for 3 times. This Super alloy 6000 mAh power bank can easily handle your power need in business, daily entertainment and travel. With it, just enjoy the freedom in surfing the Internet, watching movies and playing games outdoor or in travel. Large capacity, 6000 mAh, satisfies your power need of work and life.Surface is covered by zinc alloy and acrylic lens and adopts seamless integrated craft.Dual USB ports for charging 2 devices at one time.Convenient for your different devices.Built-in circuit management system and super polymer cell bring safe and fast charging rate, overcharge protection and power saving. Alloy Series 6000mAh mobile power, polymer batteries; intelligent recognition digital devices, plug and play; large-capacity batteries, dual USB output; LOGO indicators show battery; metal case, feel more comfortable; suitable for home / travel / office, etc.The power bank is compatible with most devices in the market, and these brands include: Apple, Samsung, Sony, HTC, LG, etc.