Roomba iRobot 500/600/700 Series Cliff Sensor / Bumper Sensor Assembly Review
http://tinyurl.com/mzg5eut
Roomba iRobot 500/600/700 Series Cliff Sensor / Bumper Sensor Assembly
Fixes 9-beep error & infamous 'circle dance'
Replacement set is ready to install - no soldering required!
