18V Solar Panel Kit with Controller 100W Foldable Charger Set Compact, portable solar power that charges phones and recharges batteries for cars, RVs, and boats. This 18V foldable solar panel kit includes a controller and solar cells to deliver real power for off grid charging and device ups. Available configurations: Color 100W Panel Set, 100w Set, and 50w Panel Set. Key benefits Portable power on demand: Foldable design makes the panel easy to carry, store, and position for sun exposure when camping, boating, or traveling. Integrated controller: Built in controller manages battery charging and panel output to support reliable charging of batteries and electronic devices. Versatile charging: Designed to provide 18V output for battery charging applications and to support phone charging and small device power needs. Clear capacity options: Choose the 100W configuration for higher continuous power or the 50W panel set for lighter, more compact use. What it does and how it helps Supplies steady DC power from solar cells to charge batteries in cars, RVs, and boats, reducing reliance on shore power or vehicle alternators while parked. Enables direct phone and small device charging when paired with appropriate controller outputs or vehicle battery systems. Foldable format simplifies deployment and transport, making it practical for day trips, extended stays, and emergency use. Key features Output voltage: 18V nominal for battery charging and device support. Controller included: Manages charge flow from the solar cells to connected batteries and devices. Power ratings: 100W Panel Kit (complete foldable) and 50W Panel Set options to match different power needs. Foldable design: Compact when packed, quick to unfold and orient for sun exposure. Solar cells: Built into the panel assembly to capture sunlight and convert to electrical power. Compatibility and use Compatible with battery charging setups used in cars, RVs, and boats when paired with the included controller and appropriate battery connections. Suitable for charging phones and small electronics when the controller or battery system provides the required output or adapter. Practical applications Camping and overlanding: Keep phone, lights, and small appliances powered while boondocking in an RV or tent. Marine use: Maintain house or accessory batteries on a boat while at anchor to avoid draining starter batteries. Roadside and emergency: Provide auxiliary charging for vehicle batteries and mobile devices during extended stops or emergencies. What to consider before buying Select the 100w Set for greater continuous charging capability or the 50w Panel Set for lighter weight and smaller footprint. Ensure your battery system or device adapter is compatible with 18V panel output and the included controller for correct charging configuration. Follow recommended mounting and orientation practices to maximize solar exposure and real power generation. Available sets Color 100W Panel Set 100w Set 50w Panel Set This 18V with Controller Cells Battery Charging solution offers simple, portable solar power for phones, cars, RVs, and boats using a complete foldable 100W solar panel kit or a 50W panel option.