. Stop lugging your AC adapter back and forth between home and office. Get a second AC adapter for your notebook and keep one in the office and one for home or travel. The 45-Watt AC adapter from Dell is specially designed to meet the power needs of your laptop. Packed with 45-Watt power this adapter enables you to simultaneously operate your system and charge its battery from electrical power outletsKey Product Info . Offers 45-Watt enough to power and charge your laptopIncorporates a rubber strap for easy cable management and LED light ring on the DC connector