High Conversion Efficiency: The solar panel converts up to 23% of sunlight into solar energy, charging your solar generators even on cloudy days. Smart Sunlight Alignment: Equipped with Anker's proprietary Suncast technology, adjust the solar panel properly to capture direct sunlight for maximum charge. Made for PowerHouse: Anker 625 Solar Panel is compatible with PowerHouse 521, 535, and 757 (sold separately), making it an ideal all-in-one power solution for road trips, camping trips, RVs, and more. The lightweight solar panel features a USB-C and a USB-A output port to charge 2 devices at the same time. Highly Durable: The solar panel is scratch and weather-resistant to last as long as your adventures do. What You Get: Anker 625 Solar Panel (100W), solar charging cable, XT-60 To DC7909 connector, welcome guide, our 18-month warranty, and friendly customer service.