ROCKSOLAR 30W RS-SP30 Foldable Solar Panel

The ROCKSOLAR 30W provides DC 18v output. It is able to charge portable power stations like the ROCKSOLAR Adventurer, Utility and Nomad using sunlight. Key Features  If the sun is shining, you have power! Foldable and lightweight to carry Charges 5-volt devices like smartphones, tablets, power banks, PSP, GPS, Bluetooth earphones, and more under the sun Application  Clean power for camping trips, outdoor photography, fishing trips, hiking excursions, and more An emergency backup power source for personal electronics Note: This product doesn't have a power storage function. The charging effect will be different based on different sunlight angles, sunlight radiance, and the actual demands of the device on the charging current.  Technical Specs.