Juice Up Power Bank 4000 mAh; Input: 5v, 1A; Output: 5v, 1A; Charging Time: 3-4 hours; Size: 96 x 62 x 6.6 mm; Features: Ultra Slim, Portable Design Suction Cup on Back,Polymer Battery,Easy On/Off Button,Battery level indicator.; Printing Options :; Full Color UV Printing; Screen Printing; Laser Marking.