Features: -The heating element covers the entire toe area, stimulating blood circulation and ensuring warmth. -There are three temperature levels, 30℃, 40℃ and 50℃, to meet different usage requirements. -Very suitable for camping, ice fishing, hiking, skating, skiing and other outdoor activities. -It is an ideal gift for winter, suitable for family, friends, relatives, etc. -The included battery box is powered by AA alkaline batteries or 1.2V rechargeable AA batteries (capacity 1500mAh or higher). Note: use alkaline batteries only, regular carbon batteries or smaller rechargeable batteries will not provide sufficient power or heat. Specifications: .
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