Product details:

The Men's 5V Heated Base Layer Pants are the ultimate solution for keeping warm in any weather. Combining patented 5V signal technology with heating panels and ActionFlex material, these pants provide long-lasting warmth and comfort. With their unique ability to be worn under another garment, you don't have to worry about bulky layers. And with the included 5V Power Bank, you can charge your phone, tablet, or other USB-charged device, while also powering your pants. Don't let the cold weather limit your outdoor activities; stay warm and comfortable with the Men's 5V Heated Base Layer Pants! How to Use:1. Fully charge power banks with provided charger kit.2. Connect the power bank to USB plug located in the pocket.3. Press and hold touch-button control on the chest for 3 seconds. Press touch-button to adjust the temperature.