https://sierramadreresearch.zendesk.com/hc/en-us/articles/4404429459981-Where-exactly-are-the-heating-elements-in-the-Hot-Pocket-located-
There are two heating panels inside the hot pocket. They are on opposing sides when zipped up, and one is above the other when opened up and laid flat vertically. You can see the outline of these two elements when you open up the Hot Pocket. The two square seams represent the perimeter of the heat panels.
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https://sierramadreresearch.zendesk.com/hc/en-us/articles/4404432193805-Considering-each-Hot-Pocket-size-are-the-heating-panels-different-sizes-in-each-
All Hot Pockets have the same heat panels size.https://sierramadreresearch.zendesk.com/hc/en-us/articles/4404429005325-Why-doesn-t-my-Hot-Pocket-have-an-external-plug-
The original 5000 units shipped (mostly) to our Kickstarter backers had an external plug. We've upgraded the internal electronics on the Hot Pocket in the new design.https://sierramadreresearch.zendesk.com/hc/en-us/articles/4404429206925-Can-tightening-the-straps-damage-the-heating-elements-or-is-the-stress-only-really-applied-to-the-fabric-
It only applies to the fabric. So, for example, you shouldn't use the fabric if it's torn or if the heating element is exposed.https://sierramadreresearch.zendesk.com/hc/en-us/articles/4404429785869-How-much-time-do-you-need-to-charge-your-Hot-Pocket-initially-
The Hot Pocket doesn't charge; it only heats. We'd recommend charging the Power Pack instead for first use. If using a standard USB charger, it's best to give it 24hrs of charge. Note that as long as you have 2 bars of power, you can use your Power ...https://sierramadreresearch.zendesk.com/hc/en-us/articles/4404429844621-What-is-the-best-way-to-pack-the-Hot-Pocket-without-damaging-it-
Rolling is a great way if you are not using the Hot Pocket as a storage device. You will want to minimize sharp folds, which will degrade the heat panels over time, over years of consistent folding.