This original AC adapter is compatible with Panasonic Toughbook CF-29 MK4 laptops and has an output voltage of 15.6V and output current of 5A. It is designed for use with Toughbook models and is manufactured in China. The color of the adapter is black, and it is a standard AC adapter type suitable for use with laptops. The CF-AA1653A SC model is high-quality and reliable, and its brand name is Panasonic. It is compatible with Panasonic Toughbook products and should work seamlessly with your laptop. This product is ideal for those who need a replacement or an additional AC adapter for their Panasonic Toughbook.