This Robot Vacuum Cleaner gets great reviews!!
- 3-step cleaning system with a strong suction provides thorough and concentrated cleaning.
- Automatically starts on its scheduling program and returns to docking station to recharge when battery runs low.
- Multiple smart sensors avoid bumping around or falling off stairs. The A4s even cleans under beds, along the walls and around the clutter..Dirt can not hide.
- Superior battery-group brings up to 140mins cleaning time and prolonged life time.
- Advanced BLDC motor with extremely quiet delivery compared to other vacuums.