UNUSED IN OPEN BOX Smart APP Control, up to 484 square feet (45m²), Portable to Carry Anywhere, Quiet Colour Dark Blue Brand smartmi Product Dimensions 26.7D x 53.3W x 26.7H Centimetres Power source Electric Item weight 6.35 kg Control method App Filter type Air Purifier 2 Floor area 0.07 Square Feet Specification met CARB Certified Controller type Voice Assistant Full-automatic smart purification: Smart control with google assistant/alexa/apple homekit/Smartmi Link Just control the Smartmi Air Purifier 2 via your phone, or simply wake up the voice assistant. Whether you are at home or not, purification is only one tap away. Full-automatic smart purification: There are three modes of purification for you to choose, sleep mode, favorite mode, or automatic mode. Quiet and Considerate: At 30 dB (A) in sleep mode, just enjoy good sleep and fresh air without disruption. Detachable top grill: Always clean your wind tunnel with fast & easy, top-detachable design. Keep clean air in easy-to-clean tunnel.