Robotic Vacuum Vacuum Power Source Cordless Cleaning Path Width 18 in Vacuum Filtration Type Standard Filter Efficiency 99 Percent at 0.5 microns Vacuum Collection Type Bagless Vacuum Capacity 5/8 gal Vacuum Pickup Type Dry Sound Level 64 dB Motor Efficiency Type Brushed Number of Motor Stages 1 Frequency None Tank Material Plastic Number of Brushes 3 Max Productivity Area 5 380 sq ft Voltage 18 V Cordless Tool Battery Type Li-Ion Includes Battery Yes No Batteries Included 4