The Air Purifier LA502 is designed especially for Indoor Air Area. An intelligent innovative system designed to empower you and your family to breathe fresh air at home. The Air Purifier is equipped with Smart Controller which constantly measures levels of PM2.5, carbon dioxide, temperature, relative humidity and choice of either formaldehyde or TVOC. The monitor automatically controls the Air Purifier unit based on the current air quality. You can also download LIFAair APP for both iOS and Android on your mobile phone to have full control on the Air Purifier. You can also use the APP to monitor the indoor air quality at your home at any time & anywhere.