The ActionHeat 5V Battery-Heated Vest for Men keeps your core warm, so you can stay outdoors working, hunting, or fishing longer. This ActionHeat heated vest has 3 built-in heating panels that are strategically placed on the chest and upper back to warm your core temperature. A full, YKK-zippered front and zip handwarmer pockets, and hidden battery pocket. FAR infrared heating and ActionWave reflective technology offer all-day warmth and comfort. Featuring 4 LED power indicators that display remaining power, this system uses 5V rechargeable batteries and comes with a powerful 6,000mAh power bank that can also be used to charge your phone, tablet, or any USB device. It has a weather-resistant softshell outer, a heat-trapping insulation layer, and ultra-fine carbon-fiber heating panels. The ActionHeat 5V Battery-Heated Vest includes a power bank and USB charging kit. 94% polyester/6% spandex. Estimated Heating: High (Red): 150°F for 2+ hours; Medium (Blue): 130°F for 3+ hours; Low (Green): 110°F for 4.5+ hours. Charging time: 4–6 hours. Machine wash (without batteries). Imported.Manufacturer style #: AH-VST-5V-01. 94% polyester/6% spandex softshell ActionFlex material provides lightweight warmth, comfort, and versatility Water-resistant exterior sheds rain and snow Heat-trapping insulation layer Tri-Zone heating with 3 built-in panels on chest and upper back Touch-button control with 3 heat settings Durable YKK zippers 2 zip hand pockets plus hidden battery pocket Powerful, rechargeable 5V batteries Provides warmth for 4.5+ hours (on low) Includes power bank and USB charging kit Easy to use—just charge up the batteries, insert them into the vest, and choose 1 of 3 heat levels