Features:  <br />>>3500mAh: For iPhone 6/6S/ iPhone 7/iPhone 8 (4.7 inch)<br />>>4000mAh: For iPhone 6S Plus/6 Plus/iPhone 7 Plus/iPhone 8 Plus (5.5 inch)<br />>>5500mAh: For iPhone X.<br />>>High quality Lithium Ion Polymer Battery.<br />>>Input voltage: DC 5V<br />>>Output voltage: DC 5V<br />>>Rate of charge: 4 hours<br />>>Intelligent IC can effectively avoid short circuit. <br />>> Attractive and exquisite， easy to carry.<br />>> It charges very fast， and don't need cable to charge.<br />>>It can charge your cellphone anytime and anywhere.<br /><br />Package: 1 x Backup Power Bank Case