Late-season whitetail hunters require layering systems that work a little harder, offering up more than warmth to outlast all-day sits through winters worst weather. They need complementary layers that seal out wind, cold and moisture while simultaneously trapping their bodys heat and warming them from the inside out. And, because long, cold sits quickly deplete their body warmth, they need gear ready and willing to do some of the work for them. Part of Muddys all-new assortment of hunting apparel and accessories, every item with the Nucleus name delivers a long-lasting and adjustable heat source that sees passionate tree stand hunters through their longest, coldest days in the field. A staple in this new lineup, the 5-volt, 10,000mAh Nucleus Power Bank keeps all your heated tops and bottoms operational during all-day sits and charged up while youre on the go. Whether youre sticking it out in the stand for a day, resting up back in camp, or road-tripping between hunts out of state, this compact, rechargeable power bank ensures all your Nucleus heated tops and bottoms are ready to do what they do besthelp you stay at the top of your game, even through the worst wintry weather. Not only that, but they return to full-power capacity quickly and conveniently, thanks to the included USB-C charging cable, which features two USB-A power outputs and a USB-C charging port for added versatility. By packing a spare 5V Nucleus Power Bank into the field, youll always have a backup heat source within reach, regardless of where your hunt takes you. This fall, thanks to Muddys Nucleus heated lineup, you never have to leave all-day warmth and protection to chance.