(You save 54%) iRobot 4150R Roomba Silver Robotic Vaccum (Remanufactured)

iRobot 4150R Roomba Silver Robotic Vaccum (Remanufactured)
Price: $279.99
Sale price: $129.00 (You save 54%)

Entry-level robotic floorvac with dirt detection and infra-red cliff sensors
Spot Mode: Intensely cleans one area of a room up to three feet in diameter
Virtual Wall: Keep your Roomba where you want it by blocking doorways with this invisible beam
Proprietary Cleaning System: High efficiency vacuum and counter-rotating brushes to reach into your carpet and remove the dirt
Edge-Cleaning Side Brush: Grabs dirt and debris from walls and other hard-to-reach areas
Multi-Surface Cleaning: Cleans hardwood, tile, linoleum, and low-to-medium pile carpet
Automatic Surface Transitioning: The entire cleaning head adjusts automatically for both carpet and hard floor surfaces
Automatic Stair Avoidance System: Leave Roomba by itself without worrying about it falling down your stairs
Bagless debris bin (3 times larger!): Roomba's bagless bin now holds three times the dirt
Wall following (improved!): Teamed with the side brush, clean right up to the walls
Air Filter: Prevents dust and dirt from entering Roomba's vacuum system or your air
Advanced Power System: Microprocessor-controlled charging system that provides up to 120 minutes of cleaning power
7-Hour Charger: Charge Roomba's batteries in seven hours
Active Dirt Response: Detects dirtier areas and automatically increases the intensity of Roomba's cleaning
Stasis Sensor: Roomba immediately detects when it.s stuck and initiates its careful escape routine
Cleaning Intelligence: Roomba automatically calculates how long it needs to work to clean your entire room