Best robot vacuum deal: Get a refurbished Roomba e5 on sale for $180 | Mashable
Roomba e5 - First look at the iRobot's latest robot vacuum - AfterDawn
iRobot Roomba e5 Review | Trusted Reviews
Amazon.com - iRobot Roomba E5 (5150) Robot Vacuum - Wi-Fi Connected, Works with Alexa, Ideal for Pet Hair, Carpets, Hard, Self-Charging Robotic Vacuum, Black -