Features: With dual supporting QC USB ports, the large current charger can charge two compatible devices simultaneously. Built with LED touch switch, power saving, prevent the battery from being drained. Fits for DC 12/24V car, boat, marine, motorcycle, ATV, RV etc. Over-load, over-current and short circuit protection to ensure charging safety. Wide Compatibility: This dual USB charger socket can be smartly compatible with multiple devices like mobiles, tablet, camera, GPS navigation and other digital devices.