• All open-box products are inspected and come with 6-month limited warranty on both heating elements and battery. Final Sale, no exchange or return.
• Mid-Back Heating Zone: The durable and safe heating elements are placed at the core on the back of your body to maximize the feeling of warmth.
• Fully Adjustable Fit: This is the  first heated vest in the market with no zipper.  Easily adjust for maximum comfort and warmth with the elastic waistband with Velcro. Bonus: Thanks to the adjustable fitting,  you can now share this heated vest with your kids, parents, and loved ones who are always cold.
• “Invisible” & Convenient Power Button: The power button is strategically placed on an extended strip at the bottom of the vest so that you can adjust the heating without taking off or zippering off the outer jacket. In addition, the Velcro on the back of the power button allows you to hide the button to keep a low profile and clean look while layering with an outer jacket.
• carbon fiber heating element generates heat across your core body area (upper-back)
• Adjust 3 heat settings (high, medium, low) with just a simple press of a button
• Up to 11 working hours (5 hours on high, 8 hours on medium, 11 hours on low heat) with a fully-charged ororo 5200mAh battery (Battery Not Included)
• Heats in seconds with a USB port that is compatible with most power banks on the market. Support Battery with USB Output: 5-6V (Vdc) / 2.2A (Max).