Hotronic's S series foot warmers offer more than ever before. With enchanced reliability and longevity, the S Series NiMH batteries maintain up to 55% of a full charge and 95% of the initial capacity after four years of non-use. Plus, an increase in capacity offers up to a combined 30% in higher average temperatures and longer durations on a single full charge.
2 Battery Packs
2 Heat Elements with Cambrelle Covers