If you do decide to go that route stick some of those dehumidifier packs in with it and change every 3-4 months. Also I would store the cooler in a climate controlled area from what I understand heat can cause powder to burn inconsistently which could decrease accuracy
US Army combat engineer retired
I could never repay you for the pleasure I've gotten out of your meat package.
I ordered a number one, sandwich only, with no condoms.