iRobot's $650 Roomba i4+ EVO robot vacuum is down to $399, an all-time low
Reviews for iRobot Roomba j7+ (7550) Self-Emptying Robot Vacuum – Avoids Obstacles Like Pet Waste, Smart Mapping, Alexa, Ideal for Pet Hair | Pg 1 - The Home Depot
How to Set a Schedule on a non-Wi-Fi Connected Robot | Roomba® 600 series | iRobot® - YouTube