Input voltage: DC8-22V Output voltage: DC 5V Output: 3A MAX Output power: 15W MAX Output Interface: Double USB cable connector，Over-current， over-temperature， short circuit protection Input voltage: DC8-22V Output voltage: DC 5V Output: 3A MAX Output power: 15W MAX Output Interface: Double USB cable connectors Working temperature: -25-65 ° C Features: Synchronous rectification Over-current， over-temperature， short circuit protection Waterproof packing included： 1x Double USB cable connector Car Charge