Og and Zorg would be proud. The modern woodsman uses a rechargeable warmer. I use
THIS ONE Trust me, you do not want to use the highest setting on this thing, It will be painfully hot. It heats almost instantly, has three heat setting, works as a flashlight, as a power bank for your phone, and even vibrates (yeah, I know what you're thinking...)
This is the best price on it I've found, but it ships from China. Other stores are available.
