The Shefford Heat Panel Vest is designed to be used with a 5000 mAh powerbank, which can heat the vest to a maximum temperature of 131°F. Heat is supplied via the vest's interior chest and back heat panels, which have three different temperature settings for your comfort: Blue = Low (100°F), White = Medium (113°F), and Red = High (131°F). By harnessing the power of technology, the men's version of the Shefford Heat Panel Vest delivers superior warmth in almost any conditions. Please note that a powerbank with a minimum of 5,000 mAh is required to heat the vest, with powerbank sold separately.
