This AC adapter charger is designed for IBM ThinkPad laptops and is compatible with models that require a 16V power supply. The unit comes in black and has an output current of 4.5A. It is a reliable and high-quality power adapter that can be used to charge your laptop anywhere you go. With a unit quantity of 1, this power adapter is a must-have for anyone who wants to keep their ThinkPad running smoothly. The product is made in China and is compatible with the ThinkPad product line. Get yours today and enjoy a hassle-free charging experience!