HA! PROBABLY won't cover 'em; what is it...? TOY...? Sport "Thingy"...? Heh...YIKES!
Make sure your homeowners/rental policy is up to date!
Does it have a Buyer's BEWARE "Clause"...?I'm going to Guess it's the Ion battery & over working them causing them to heat up.
but it's obvious once the fire starts, putting them out isn't as simple as a glass of water