•「 」KRBORO Test Lab have taken tens of thousands of data samples from different states and upgraded our heating temperature settings to a higher level. High Temperature:149°F-158°F Medium Temperature:131°F-149°F Low Temperature:113°F-131°F. Different temperature settings from other brands. Our Medium temperature equals other brands on high. We offered more working time, which can be adapted to various cold locations and areas.
•「. 」To present higher temperatures to drive the All-area Heating System 3.0, we equipped an FCC-certified 7.4V battery to achieve 158°F for the carbon fiber heating element. Benefit by the intelligent temperature control chip, the heating vest will heat up rapidly at maximum power once activated, you can feel the warmth in 30 seconds. Make you feel the warmth faster and longer.
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