... .CE, ROHS, FCC lithium battery usb charger power bank PATENT Part NO.XZ-HY6600 Brand nameXuzhongBattery Capacity6600MAH ... All function operate by one button. 6) Auto power off, make better use of battery energy. 7) ... Small size, light weight and portable 6) Auto power off, make better use of battery energy. 7) ... placed upward in direct sunlight ,to ensure the best results in charge. 5 This product should ...