The only drawback to these mowers is the length of cord you can use. Second, even if you use a heavy-duty cable that might overcome the heat problem, the resistance increases in the cable the longer it is. So daisy-chaining two cords together doesn’t work because enough voltage won’t get to the mower. This one… Continue reading Sun Joe Electric Lawn Mower, 3-In-1, 20″ MJ408E