Solsti Compact Solar Panel 5,000 mah (High Capacity) Portable Backup Battery and Charger 5,000 mah Battery; LED battery indicator Integrated solar panel in metal case USB cable and tips for charging various devices Compact and lightweight for carrying in backpack or storing in a small space for later use Product Dimensions: 3" W x 5" L x .5" H; Weight: 6.4 ounces