Groupon Goods is offering this iRobot Mint 4200 Hard Floor Robotic Cleaner for $179.99 plus free shipping. Sales tax in most states. Expires 7/23.

Why this deal is hot:
This iRobot Mint 4200 Hard Floor Robotic Cleaner is 53% off the retail price and is the best robotic vacuum cleaner around. This will make a perfect gift for those who are tired of lugging out their huge vacuum cleaner every time they need to clean the floor.

What this does and why do you need it:
This vacuuming robot picks up dirt & debris and is equipped with cliff sensors, gentle-touch bumper system and self charging Home Base. This robotic vacuum can clean the entire floor - even under and around furniture. It has two cleaning modes: dry mop and damp mop.