Grumpy Old Geeks Products BioLite camp stove Product BioLite camp stove 2 mentions in 1 episode A camp stove the hosts discuss for its ability to charge devices using heat from a fire. Mentions 222: Grumpy Old Manifestos Aug 14, 2017 32:13 I thought you might want to pick up the BioLite camp stove. 32:30 you can plug in through a USB port anything that you'd like to charge via the heat of the flames