Finally, a sleeping bag that ACTUALLY keeps you warm. Welcome to the ActionHeat 5V battery heated sleeping bag. Made with the highest quality and safest heating technology, the ActionHeat sleeping bag provides hours of comfortable warmth. The ActionHeat sleeping bag comes with a super powerful extended-life ActionHeat 5V Power Bank 9300mAh. This power bank powers your bag and can also charge your phone, tablet, or any USB charged device. Note: Heating times will diminish if used to charge other devices. ActionHeat battery heated products utilize innovative technology designed to warm the core body temperature. These revolutionary garments feature built-in heating panels and are made with ActionFlex material that provides lightweight warmth, comfort, and versatility. ActionHeat heated garments use FAR infrared heating and ActionWave heat reflective technology to deliver hours of heat and comfort. ActionHeat allows you to stay warm and enjoy outdoor winter activities longer than ever before. HOW TO USE: Charge Up Fully charge power banks with the provided charger kit. Plug-In Connect the power bank to the USB plug located in the pocket. Turn On Press and hold touch-button control on the sleeping bag for 3 seconds. Press the touch-button to adjust the temperature. The powerful Tri-Zone heating system includes 3 built-in heating panels, strategically placed to warm your core body temperature. Material Contents: Breathable synthetic fill insulation. Advanced heat-trapping insulation layer. Ultra-fine carbon fiber heating panels. Estimated Heating Times: High (Red): 140F 2.5+ Hours Medium (White): 130F - 5+ Hours Low (Blue): 110F 6+ Hours Includes: (1) ActionHeat Sleeping Bag (1) ActionHeat 5V Power Bank (9300mAh)