-- Features 1.Good quality with competitive price.2.Over current and short circuit protection.3.High transfer efficiency, low resistance and energy saving.4.Perfectly compatible with smart mobiles and all 5V digital devices.5.CE ROHS FCC certification.-- Specification* Item NO.: FYD-815 * Capacity: 4000mAh (shake power bank)* Input: 5V/1A* Output: 5V/1.5A* Cell: Lithium polymer battery* Charging time: 4-5H* Shell material: metal aluminum alloy* Size: 115*63*12mm* Net weig: 125gInside disk specification:* Interface: USB 2.0* Chip: Toshiba* Operating Systems: Windows 8/7/Vista/XP/ME/98 , Mac OS
FYD-818 5000 mAh 2015 new design multifunction power bank with USB flash disck