iRobot Braava Floor Mopping Robot
Faced with the choice of spending your afternoon mopping the floors, or doing just about anything else, nine times out of ten, you'll choose something else. But with the iRobot Braava Floor Mopping Robot ($300) you'll never have to mop your floors again. The rechargeable battery lets it dry sweep for up to three hours on a single charge, or wet mop for up to two hours. Its intelligent sensors know when to avoid carpets, raised surfaces, and area rugs, while its perfect edge technology lets it get right up against walls and other obstacles.