Feature:1. Flexible photovoltaic solar panels, designed to charge MP3s, mobile phones or other devices.2. Dual female USB ports, you can easily charge the device through a USB cable.3. Just place the solar panel in the sun and use it to directly charge the device.4. Widely used in cars, RVs, ships, airplanes, satellites, space stations, and outdoor breeding.5. High conversion rate, good output efficiency, stable and reliable, and strong applicability.Specification:Item Type: Solar PanelMaterial: Monocrystalline SiliconWeight: Approx. 830g / 29.3ozProduct Size: Approx. 28x28cm / 11.0x11.0inMaximum Power (PMAX): 15Wx2Open Circuit Voltage (VOC): 20VMaximum Power Voltage (VMPP): 18VShort Circuit Current (ISC): 1.1AOutput: USB 5V DC18VFeature: Without power storage functionScope of Application: Car batteries, automobiles, RVs, ships, airplanes, satellites, space stations, outdoor breeding, planting, tourism, solar street lights. Package List:2 x Solar Panel1 x 1 to 10 USB Cable1 x Connection Line4 x Suction Cup2 x Buckle1 x 1 to 2 Cable1 x Adapter Cable1 x Clip1 x Chinese and English ManualNote:1. Please allow 0‑1 inch error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.3. Without power storage function.