Features: 100% Brand new and high quality!! Powered by solar, let you charge your phone in an eco-friendly way Solar charging board captures solar energy to charge your USB-enable devices Large capacity offers enough power for long runtime Sturdy design, ideal for outdoor uses Compact and lightweight, easy to carry Product Properties: Supports Solar Energy:yes Battery Capacity(mAh):300000mAh/200000mAh/30000mAh Voltage:Input: 5V Output: 5V Input Interface:Micro USB/DC Type:Portable Compatible Brand:Phone Socket Type:Others Applicable Object:Universal Output Interface:dual USB Specifications: Battery Type: Li-Polymer battery Shell Material: ABS Size: 131mm*80mm*17mm Color: Black&Orange,blue,green,orange,yellow,black,black&white,black&green,black&blue Package includes: 1 x Power Bank 1 x USB cable 1 x Manual (just for 30000MAH-Black & Orange & 200000MAH-Black & Orange & 200000MAH-Black & Orange) Note: According to different conditions, Battery capacity can be divided into actual capacity, theoretical capacity, also called rated capacity. Battery capacity refers to the battery storage capacity. The unit is mAh , 1Ah = 1000mAh, so there are some differences between rated capacity and actual capacity in Li-ion Battery. It is normal and reasonable.