A Brisbane man has suffered burns after a vape battery suddenly caught fire inside his pocket while visiting Byron Bay.

The lithium-ion battery reportedly ignited, setting his clothing on fire and leaving him injured.

The incident has raised fresh safety concerns over the risks linked to faulty or damaged vape batteries.

Fire authorities have warned that lithium-ion batteries can become dangerous if they are damaged, overheated, or poorly stored.

Experts are urging users to handle vape devices carefully and avoid carrying loose batteries with metal objects.

The incident serves as another reminder of the potential dangers associated with battery-powered devices.