A Florida man is believed to have died after a vape pen he was smoking exploded, officials said.

St. Pete Fire rescue responded to a call about a fire on Saturday morning and found 38-year-old Tallmadge D'Elia dead inside.

A vape pen explosion is believed to have started the blaze. D'Elia had severe facial injuries, but it's still unknown whether he was killed by the explosion or the fire.