Amazon has the iRobot Roomba 891 App-Controlled Self-Charging Robot Vacuum Cleaner, model no. R891020, for $299.99 (regularly $449.99) with Free Shipping for a limited time.
The iRobot Roomba 891 features a powerful 3-stage cleaning system, tangle-free brushes, voice control capability with Amazon Alexa device or Google Assistant, 3.6″ low profile design, and provides up to 90 minutes of run time with automatic docking for recharging.
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