STANDARD FEATURES. Active Dirt Detect. Stair Avoidance System. Surface Transitioning. Bagless Debris BinADDITIONAL FEATURES. Triple cleaning mode - Features three powerful cleaning modes: Clean, Spot and Max. Advance Power Supply (APS) Battery - Enables up to 120 minutes of continuous cleaning time. APS Fast Charger - Fully charges Roomba in less than 3 hours. 2 Virtual Wall Units - Uses an infrared beam to create a barrier so Roomba cleans where you want. 2 D batteries required per unit, not included. Standard Remote Control - Infrared remote lets you control standard Roomba functions from across the room.

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More info: iRobot?? Roomba?? 4210 Discovery Vacuuming Robot

Add scheduling functionality to your Roomba with this upgrade package and set Roomba to clean automatically, even when you’re out. Includes two Scheduling Virtual Walls that activate at set times to contain Roomba in a designated area. Upgrade compatible with Roomba Discovery, Discovery SE or any Roomba with a Self-charging Home Base. Scheduling Virtual Walls require 2 D batteries per unit, not included. Convenient remote lets you set up to 7 cleaning times, even when you’re out. Virtual Wall Schedulers can be set to activate automatically. Upgrade package compatible with Roomba Discovery, Discovery SE or any Roomba with a Self-charging Home BaseIncludes: Scheduling Remote Control with LED Display2 Virtual Wall Schedulers (requires 2 D batteries per unit, not included) One-year manufacturer’s warranty Documentation.

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More info: iRobot?? 5101IR Roomba?? Scheduler Upgrade Package for the Roomba 4210 Discovery