The Qoltec's AC adapter is characterized by the function of the set and the performance of high-quality materials. You can enjoy it at home and at work, as a primary or backup power supply.The usable power is 45W, compatible with individual Dell laptop models with a 4.5 x 3.0+pin plug.A modern, high-performance AC adapter for the fast and charged laptop. Equipped with advanced technologies (protections) overvoltage, short-circuit overload and thermal protection, which affect safety in use. The AC adapter is characterized by high energy efficiency and high efficiency.Included with the power supply is a power cable and Velcro that can be adjusted to the length of the Qoltec power supply cable.