... COMPAQ laptop adapter 18.5V 2.7A 1.Laptop Adapter Manufacturer 2.High Quality, Competitive Price supplier For COMPAQ laptop adapter 18.5V 2.7AInput100-240V ... , 50/60HzOutput Tips 4.8 * 1.7 MM Output 18.5V 2.7Astorage tempeature ... voltage,over current,over-temperature ProtectionFailure Rate Less than 0.2% Power CardC6,Euro, US, UK, AU Style