This is a Panasonic nanoe generator. It was used in a non-smoking car for about 2 years and has been stored at home. There are some scratches and dirt, but it works fine and can still be used. No box or instruction manual. The Panasonic F-C100K is a high-performance air purifier from a reliable brand. [Functions and Features] Equipped with nanoe technology, it has the effect of suppressing viruses and bacteria in the air. It has weak and strong mode switching, and also has an 8-hour timer function. [Design] Stylish white color, perfect design for cars and offices. - Brand: Panasonic - Model Number: F-C100K - Color: White - Function: Air purifier - Modes: Weak/Strong - Timer: 8-hour off - nanoe: nanoe function Thank you for viewing.