If you ever dreamed of sitting in your a/c house drinking a cold beer while your robotic mower does all the work, this is your day. The Lawnboot Spyderevo is a robot that cuts your grass. It can run up to 3.5 hours cuts a yard up to 10,000 sq. ft. and recharges itself at base when needs too. The Lawnboot is the most Eco-friendly robotic mower on the market since it is fully electric and uses less energy than most electric mowers. Think about the business opportunity here, you buy three or four robotic mowers let them loose in the yard and they do all the work for you.