Features： 1、[Polysilicon Cells] Mini solar panel is made of high efficiency polysilicon cells, with high conversion rate and high output efficiency. 2、[Lightweight Design] Mini small solar panel module is light in weight and easy to carry. High stability and good durability. 3、[Adapt to All Weather Conditions] Poly mini solar cell panel module can adapt to various complex and severe weather conditions. 4、[Basic Parameters] Power: 2.5W; Working Voltage: 5V; Open Circuit Voltage: 5.5V; Working Current: 0‑500mA; Short Circuit Current: 550mA. 5、[Scope of Application] Suitable for car battery, car, RV, ship, airplane, space station, outdoor farming, planting, tourism, solar street light. Specification： Item Type: Mini Solar Panel   Material: Polysilicon Product Size: Approx. 150x130mm / 5.9x5.1in Power: 2.5W Working Voltage: 5V Open Circuit Voltage: 5.5V Working Current: 0-500mA Short Circuit Current: 550mA Package List： 1 x Mini Solar Panel