Additional Battery Packs extend total foot warming duration throughout extremely cold days.
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LOST A BATTERY? We Highly Recommend:
| Temperature and Duration Settings |
| Setting |
Average Temp C° |
Average Temp F° |
Approximate
Duration Range |
| 1 |
37º |
99º |
20 hrs |
| 2* |
45º |
113º |
8.5 hrs |
| 3 |
70º |
158º |
4 hrs |
| * Setting 2 is the most common setting. |
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