... Specification: 1, Polymer Lithium-ion battery: 4Ah/5V , high energy and safe. . 2, It come with a mini USB cable ... more beautiful and luxury. 7.68mm*48mm solar panel can reach 100ma current power under the sunshine. 8, 2800mAh Capacity buildin ... of your mobilephone. 9,Whole set including: Universal power x1pcs, Mini USB cable x1pcs, Connectors *4pcs( other is opptional Solar energy mobilephone charger