This robot lawn mower is $750 off, and it's so impressive my neighbors come to watch it mow | ZDNET
Amazon.com : Husqvarna Automower 430X Robotic Lawn Mower with GPS Assisted Navigation, Automatic Lawn Mower with Self Installation and Ultra-Quiet Smart Mowing Technology for Medium to Large Yards (0.8 Acre) : Tools
Amazon.com : Husqvarna Automower 430XH Robotic Lawn Mower with GPS Assisted Navigation, Automatic Lawn Mower with Self Installation and Ultra-Quiet Smart Mowing Technology for Medium to Large Yards (0.8 Acre) : Tools