Charge your barrel-powered laptop or tablet and a USB mobile device simultaneously with the Dell Power Adapter Plus - 45W. Even if there is only one wall socket in the room, you can use the adapter to charge more than one mobile device. Charging is also made convenient as you can charge your mobile device without having to power up your laptop/tablet. Featuring a small, sleek design, the adapter takes up minimal space on your desk and fits neatly in your bag. Tested and certified to charge Dell laptops and tablets, the adapter ensures that you will be able to charge your essentials wherever your busy day takes you.