This is a Wein Personal Air Purifier AS-1500 in black color. It is a portable air purifier that can be worn around the neck and is powered by a 9-volt battery, AC adapter, or car DC plug. The device uses ionization technology to capture allergens, dust, and viruses, and has one speed for operation. It features a filterless design and operates quietly. The device is suitable for personal use and has a coverage area for personal use as well. The purifier is made of plastic and is manufactured in the United States.

Battery cover does not lock in place. See photos