About this item Manufactured with the highest quality materials and includes laptop safeguard features against incorrect voltage, short circuit, and internal overheating. 100% compatibility with the original. CE/FCC/RoHS certified, tested by the manufacturer to match specifications of OEM products. Safe and reliable. Worldwide input voltage: 100-240VAC/50-60Hz; Safety features include over voltage protection, short circuit protection, and over current protection. Output: 18.5V 3.5A 65W. Dimensions: 5 x 3 x 2 inches.