1、HIGH EFFICIENCY: 15W monocrystalline silicon solar panels, controller support 300W; Maximize the use of sunlight energy to provide reliable power support for RV, camping activities 2、PORTABLE DESIGN: The small solar panel is compact and lightweight, easy for you to carry and install, suitable for outdoor use, useful, practical, and convenient 3、MULTI FUNCTION: The solar flexible panel support an 18V battery clip, which can directly charge the battery or 12V battery to meet the power needs of different scenarios 4、RELIABLE AND DURABLE: Solar flexible panel use excellent monocrystalline silicon, has excellent weathering resistance and durability, adapting to a variety of harsh environments 5、SAFE AND RELIABLE: The small solar panel has overload protection function to avoid overcharge, overdischarge and short circuit, and protect the safety of the battery and equipment 1 x Solar Panel2 x Connector2 x Connector Pin Item Type: Small Solar PanelMaterial: Monocrystalline siliconSolar Cell: Monocrystalline siliconMaximum Power(P maximum): 15WWorking Voltage: 18VOpen Circuit Voltage(Voc): 21.6VMaximum Power Current (Impp): 0.83A(maximum)Solar Panel Size(without line): Approx. 380 x 280 x 3mm / 14.96 x 11.02 x 0.12inApplication: For RV, yacht, 12V car battery, balcony, roofController Power Support: 300W