Feature: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: PolysiliconProduct Size: Approx. 150x130mm / 5.9x5.1in Power: 2.5WWorking Voltage: 5VOpen Circuit Voltage: 5.5VWorking Current: 0-500mAShort Circuit Current: 550mA Package List:1 xMini Solar Panel Note:Please allow some errors due to manual measurement.