<p>Made of high-quality materials, environmentally friendly, and delicate. It has a high conversion rate.</p> <p>Dual-output solar panels with USB interface to meet any of your requirements.</p> <p>Environmental protection and pollution-free, realizing the conversion of solar energy to electric energy</p> <p>A solar panel has a wide range of applications and can be used in many places, such as automobiles and small household appliances.</p> <p>A solar panel is a device that directly or indirectly converts solar radiation into electrical energy by absorbing sunlight. Compared with ordinary batteries and rechargeable batteries, solar panels are more energy-efficient and more environmentally friendly.</p> <p>Solar panel power: 20W</p> <p>Controller power: 300W</p> <p>USB output: 5V</p> <p>Number of USB ports: 2</p> <p>Open circuit voltage (VOC): 5V</p> <p>Short circuit current (): 3A</p> <p>Output: USB</p> <p>Material: polysilicon</p> <p>colour: black</p> <p>Package Contents:</p> <p>1 x Solar Panel</p> <p>1 x Controller</p> <p>Only the above package content, other products are not included.</p> <p>Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.</p>