Introducing the AK1000 9-in-1 Indoor Air Quality Monitor, Portable CO2 Monitor. This device is perfect for those who want to keep an eye on the air quality in their home or office. With a flat panel design and a white color, it will blend seamlessly into any interior decor. \n\nThe AK1000 features pre-filter filtration technology and a MERV rating of 1, making it ideal for use in spaces with poor air quality. With a filter life of 120 months and a pack of 1, this monitor is a great investment for anyone looking to improve their indoor air quality. Its compact size makes it easy to move from room to room, and its portable design allows for easy transportation.