XCSOURCE 5.5W 18V Solar Panel Charger For Car Motorcycle Truck Boat Battery and Mobile Phone BC567 Material: Mono crystal solar panel; Max output: 300mA 18V 10000Lux; Power: 5.5W Max High quality, imported high conversion efficiency panel; Convenient and practical; Safe and friendly environmental; Can work in bad condition; Long span life. Fits 12V battery, backflow protection; Easy to use: Plug into cigarette lighter. This product is designed to supply power for outdoor 12V applications, such as automobile, Camping car, marine, Motor etc. It can charge your motor battery and keep enough capacity to protect the battery. It is convenient, safe to maintain your car battery anywhere. Support 5V output, for 5V digital products like Smartphone and other 5V USB charged devices.