About The Item: 4lb Lightweight Cordless Vacuum - Perfect For Everyday Quick Clean-ups. Purecyclone Tech For Lasting Suction - Powerfully Separates Air And Dust To Guarantees Strong And Reliable Suction. Patented Iloop Smart Sensor Technology - Pure One Air Automatically Adjust The Suction According To The Mess, Improving The Cleaning Efficiency And Optimizing The Battery Runtime. Easily Monitor The Cleaning Process By Checking The Led Display. 75 Db(a) Ultra-quiet Operation - Clean Anyt.