6/6s is 2800mAh,6 Plus/6s Plus Plus is 4000mAh.Wireless clip power bank, smart chip, polymer lithium battery, charging long life.  large capacity, at least 1 times more than the battery to enhance the use of time. Ultra-thin design, feel comfortable. ABS shell material, wear-resistant drop, quality assurance. With mobile phone holder, easy to use. LED indicator, intelligent use. Speed charging, easy to carry.