Koso's USB adaptor provides you with the possibility of charging your precious devices quickly. Whether it's a GPS, smartphone, tablet or any other small electronical device, the USB adaptor is designed to be installed at any location on your ride. Universal fit. Short-circuit protection. Over-heat protection. Detailed Specifications: Output specifications: 5V ± 0.25V / 3A | 9V ± 0.25V / 2A (input voltage > 10.5V) | 12V ± 0.25V / 1.5A (input voltage > 13.5V). Single port. Effective temperature range: Storage temperature: -4 ~ 176°F (-20 ~ 80°C). Working temperature: 14 ~ 140°F (-10 ~ 60°C). Rubber cover to protect the USB port. Operating voltage: DC 10V – 16V. Max withstand voltage: DC 24V < 60 seconds. IP rating: IP66.