These are shit. Aging wheels on YouTube did a review on them.
They have lead acid batteries, so it’ll trim a full yard once or twice on a charge for about 6 months. After a year or so you have to replace the batteries. That’s like 400 bucks worth of batteries every year.
The soviets collapsed and it only gave the North Koreans access to ICBM capable rocket engines a few decades early. I’m sure nothing bad will happen again this time.
Ah, who am I kidding, some general will probably sell a nuke to the saudis and we’ll all die the next time there’s an oil fiasco.