Welcome to the future of heated clothing where you can enjoy strategic warmth for lasting cold-weather comfort wherever you go. Revolutionary ActionHeat 5V Heated Base Layer Pants for Men deliver long-lasting warmth up to a toasty 130F to make your time in the outdoors more enjoyable. Wear them while skiing, hiking, hunting, or at the game without the distracting discomfort of winter making you miserable. Powerful Tri-Zone heating system includes 3 built-in carbon-fiber heating panels, strategically placed on the knees and thighs and top backside and seat for well-balanced warmth. The included ActionHeat 5V Power Bank 6000mAh powers your garment and also can be used to charge your phone, tablet, or any USB-charged device (Note: Heating times will diminish if used to charge other devices). Designed to be worn under another garment as a first layer, the men's ActionHeat Base Layer pants help keep you warm while eliminating some of the bulky layers required with non-heated clothing. ActionFlex material constructed of 92% polyester/8% spandex ensures a lightweight, versatile fit made for movement. FAR infrared heating and ActionWave heat-reflective technology circulate heat for hours of comfort. To use, fully charge the power bank using the included charger kit, connect the power bank to the USB plug located in the pocket, and use the touch-button control to turn on and adjust the temperature setting. LED power indicators on the power bank display remaining battery life. Disconnect batteries when not in use and remove them before washing. ActionHeat men's Base Layer Pants include ActionHeat 5V Power Bank (6000mAh) and USB charging kit. Estimated Heating Times: High (Red) 130F for 2+ hours; Medium (White) 110F for 3+ hours; Low (Blue) 90F for 4.5+ hours. Machine wash. Imported.Manufacturer style #: AH-BLP-5V-M. ActionFlex material constructed of 92% polyester/8% spandex Long-lasting warmth up to a toasty 130F Ideal for skiing, hiking, hunting, or at the game Powerful Tri-Zone heating system 3 built-in carbon-fiber heating panels Strategically placed for well-balanced warmth Includes ActionHeat 5V Power Bank 6000mAh to power garment Also charges your phone, tablet, or any USB-charged device Designed to be worn under another garment as a first layer Eliminates bulky layers required with non-heated clothing FAR infrared heating and ActionWave heat-reflective technology circulate heat Use the touch-button control to adjust temperature setting LED power indicators display remaining battery life