iRobot Roomba 780 Series Vacuum Cleaning Robot. Charging Time- 3 Hours. Battery- 50% Longer Battery Life than Previous Roomba Generations -Ensuring Hundreds of Cleaning Cycles under Proper Use. Package Contains-IRobot Roomba 780 Automatic Vacuum Cleaner - 2 Auto Virtual Walls (Require 2 C batteries each, not included) - Compact, Self-Charging Home Base - Extra Filter - Battery Charger (3-Hour Charge Time) - Rechargeable Battery with Extended-Life Power Management - 2 Brush Cleaning Tools - Extra Bristle Brush, Flexible Brush and Side Brush - Remote Control - Instrucional DVD. Dimensions- Robot Dimensions: 13.9 Inches in Diameter, 3.6 Inches in Height. Weight- 8.4 lbs. And buy this product you can Get Free Shipping on an iRobot Roomba 780 Series Vacuum Cleaning Robot for $599.99 at Rakuten.com!