OPTICAL FIRE STARTER
The Fresnel lens card magnifier is especially handy, because it is the size of a credit card and slips easily into a wallet or purse, glove box, or a wilderness survival kit of any shape or size. It is a multipurpose tool that can be used to read small type, magnify flowers for identification, or to start a fire.
Burns incredibly hot- ignites tinder almost instantly
Can start a fire in 60 seconds flat
Compact: Credit card size fits easily into wallets
Never runs out of fuel (except at night)
Doesn't get hurt if it gets wet
Doubles as a magnifying glass to read small print