Ohuhu Direct via Amazon offers the Ohuhu Portable Stainless Steel Wood Burning Camping Stove for $19.99. Coupon code "IRXPWPTQ" cuts it to $12.59. Plus, Prime members receive free shipping. That's tied with our May mention and the lowest price we could find by $12. It requires no fuel, but instead uses dried twigs, leaves, pine cones, and wood.