Arrhenius: a Digital DIY body wrap that warms you up
(this is a guest post by the Arrhenius team, whom we met at the Rome Maker Faire 2016)
Arrhenius Wear is a neoprene hot body wrap, which includes a Nichel-Chromium band that can heat up thanks to a simple set of three 3,7 V and 2500 mAh batteries set in a special case.