Far infrared heating.
Keep you warm in frigid high mountain and winter.
Perfect for outdoor activties under frosty climate.
Property of heat element
1.Battery input : 7.4v / 2200mAh
2.Operation current : 450mA +/- 100mA(Maxium)
3.Heating power : 3.2w +/- 0.5w
4.Heating temperature :40 - 50 deg C
5.Electric to heat , power exchange rate :>94%
6.Heating vest including 2 pcs of heat element.
Specifications:
Battery input : 7.2V 2200mAH
Operation current :450mA +/- 100mA(maxium)
Heating power:3.2W +/- 0.5W
Heating temperature : 40 -50℃
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