Stable 19.5V 9.23A output, 180W rated power, sufficient for high-load laptop operation.; Perfectly compatible with LiteOn original models PA-1181-16 and PA-1181-28.; 5.5 x 2.5 mm DC connector, firm plug connection for steady and uninterrupted power.; Built-in overvoltage, overcurrent, short circuit and overheating multi-protection system.; 100-240V wide voltage input, high efficiency, low heat and durable for long-term use.