MEGA 100 SLIM SLX | 100 Watt Slim Solar Panel | Compact 12V Off-Grid Narrow Solar Panel for Campers, Overlanders, Boats | 25-Year Output WarrantyFeatures 10 busbar monocrystalline cells with up to 22. 6% efficiency 30 cell configuration delivers a reliable 100W output 3. 2 mm AR coated tempered glass maximizes sunlight capture and durability Power tolerance 0 to +5W ensures at least the rated output Excellent low light performance on cloudy days and at dawn dusk Tested for UV exposure, thermal cycling, humidity freeze, and more PID resistant and double EL inspected to prevent microcracks