1. Made of high-quality materials, environmentally friendly, and delicate. It has a high conversion rate. 2. Dual-output solar panels with USB interface to meet any of your requirements. 3. Environmental protection and pollution-free, realizing the conversion of solar energy to electric energy 4. It has a wide range of applications and can be used in many places, such as automobiles and small household appliances. 5. 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. Specification: Name: Flexible Solar Panel Solar panel voltage: DC12-18V Solar panel power: 15W USB output: 5V Number of USB ports: 2 Style:A With 60A controller Colour:black Material:plastic Package Contents: 1 * Solar Panel 1 * Alligator Clip 1 * Car Charger 4 * Accessories 1 * 60A Controller Only the above package content, other products are not included. 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.