ILIFE A4s robot vacuum cleaner, with 2 side brushed, v-shaped tangle free underneath roller brushes and powerful suction port, is able to effectively sweep, scrub and vacuum debris, dirt, small particles and pet hairs on hardfloor and low-pile carpet. 4 cleaning modes including auto mode, spot mode, edge mode and mini room mode are available to meet your cleaning needs. A4s also supports scheduling cleaning, and it can follow the preset working time to automatically start working everyday when you are not around.