ExpiRobot Roomba i4+ EVO (4552) Robot Vacuum @ Amazon

20% LARGER BATTERY – Larger battery for extended runtime. Compared to Roomba i3/i3+ Robot Vacuum

POWERFUL CLEANING—SCHEDULED AROUND YOUR LIFE - Whether you’re relaxing at home or out enjoying life, the Roomba i4+ EVO robot vacuum takes care of stubborn dirt and messes with a Premium 3-Stage Cleaning System and 10x the Power-Lifting Suction. Compared to the Roomba 600 series cleaning system

CLEAN BY ROOM, YOU’RE IN CONTROL - Roomba i4+ EVO learns your home and creates an Imprint Smart Map so you can direct it to clean any room you want, any time you want—either on a set schedule or in the moment.

DON’T LIFT A FINGER FOR MONTHS - Now you can forget about vacuuming for months at a time with the Clean Base Automatic Dirt Disposal that allows the i4+ EVO to empty itself into an enclosed bag that captures 99% of particles as small as .7 microns and holds up to 60 days of cleanings.

MORE THOUGHTFUL THAN YOU THOUGHT - The Roomba i4+ EVO takes vacuuming off your mind with personalized cleaning suggestions powered by the unique intelligencce of iRobot OS. Learns your habits and your routines.

PRECISION CLEANING IN TIDY ROWS - The robot vacuum cleans intelligently in straight lines back and forth, to thoroughly clean your floors while navigating around furniture. When the Roomba i4+ EVO needs to recharge, it will resume right where it left off ensuring a complete clean.

FOCUSED CLEANING YOU CAN COUNT ON - iRobot's Patented Dirt Detect Technology allows the Roomba i4+ EVO to detect dirtier areas of your home and clean them more thoroughly. Integrated sensors tell the robot where it can and can’t fit, so it doesn’t get stuck under furniture.