Please note this adapter has a 5.5 mm plug tip without a center pin inside (see the picture 3), this charger replaces 230W, 200W, 180W adapters, it does NOT replace 280W, 300W, 330W adapters.When attached to the electrical outlet, this laptop AC adapter notebook charger powers your laptop and charges your notebook battery whether your laptop is on or off.Features: The adapter includes a 6 ft. extra long UL listed 3-prong AC power cord, plus 6 ft. adapter DC power cord, you can reach more space with easeSpecifications: Input: AC 100 ~ 240V / 50 ~ 60Hz, worldwide compatibleDimensions: 6.50" x 2.56" x 1.57" Weight: 26.60 oz (Extra long 6 feet UL listed 3-prong AC power cord included, plus 6 feet adapter DC power cord, you can reach more space with ease)Color: BlackPlease note this adapter is not original, it is a replacement made by iTEKIRO.Since 2004, we have been selling laptop power accessories and serving hundreds of thousands of customers throughout the nation and the world. Your satisfaction is very important to us, if you have any questions or concerns, please email to us at any time, we will definitely respond to your inquiry in a timely fashion.