SAVE $850: The Eufy E15 robot lawn mower is on sale at Amazon for $949.99, down from the list price of $1,799.99. That's a 50% discount and the lowest price we've seen at Amazon. $949.99 at Amazon $1,799.99 Save $850 You might already have a robot at home. Plenty of us rely on robot vacuums and mops to make sure our floors stay clean with minimal effort from us. But now that spring is here, there's more underfoot area to maintain — the lawn. If you're looking to offload the lawn-mowing task to a robot, check out this deal. As of April 27, the Eufy E15 robot lawn mower is on sale at Amazon for $949.99, marked down from the list price of $1,799.99 at Eufy . That's a 50% discount that shaves a massive $850 off. It's also the lowest price we've seen at Amazon. The Eufy E15 robot lawn mower operates in a similar fashion as the robot vacuums we know. It creates a map of the mowing area, charges up on a dock, and sets off to cut the grass when it's told.…