Model: WP 031 Material: PC+Lithium battery Input: DC5V-1.0A Output: DC5V-1.0A Capacity: iphone7/8 :2800mah, iphone 7plus/8plus :4000mah, iphone x :3500mah Colour: Black Founded in 2015, WK is a new HK brand which treats fashion elements as its core design concept. Starting from mobile accessories, nowadays WK is a worldwide famous brand with full range of smart life products. WK design is the weathervane of global digital comsuption trend. It is not just a brand but also a new lifestyle. Nothing but fashion, WK-born to try! Brand WK Design SKU 100265577_NP-1020528807