Suaoki 100W 18V 12V Solar Panel Charger SunPower Cell Ultra Thin Flexible with MC4 Connector Charging for RV Boat Cabin Tent Car(Compatibility with 18V and Below Devices) SUNPOWER SOLAR CELL: Suaoki utilizes SunPower Solar Cell with a higher-than-average 23% to 25% efficiency and an internal blocking diode which prevents reverse current drain at night SUPERIOR DURABILITY: the water resistant semi-flexible solar panel is ultra durable and ideal for RVs, boats, tight spaces, or crowded areas that are typically off limits for traditional glass and aluminum models BENDABLE PANEL: the panel can be gently flexed to follow a smooth curve of 30 degrees max, and can be mounted on a coach roof, RV, boat, cabin, tent, or any other irregular surface POWERFUL AND LIGHTWEIGHT: this solar panel packs 100W of power yet is only 0.1 in thick and weighs only 4.85 lbs., making it easier to transport, hang, and remove EASY INSTALLATION: unique frameless design features 4 metal reinforced mounting holes at each corner for fixing screws and for easy installation