Our versatile UTW Pro Heated Vest is designed to throw over a shirt or hoodie on cool workdays, providing hours of added heat, or it can be used under your favorite jacket when the weather turns colder. Versatile. Durable. Heated. The Mobile Warming UTW Pro Heated Vest is a classic full zip vest with a durable Carbolex twill outershell and 150g 3M Thinsulate Interior and our proprietery 7.4volt Mobile Warming multi-zone heat system with Bluetooth technology, allowing you to adjust temperature right from your phone using the MW Connect App. Stretch sides for added comfort and heavy duty YKK zippers are just some of the details that go into every vest. Whether your using over a shirt or under your favorite jacket, our UTW Pro Heated Vest will keep you protected, comfortable, and best of all warm! Vest Features: 4-Way Stretch Soft Shell Construction 450D Carbolex Polyester Twill Outershell DWR Water Repellent Finish Quilted Interior Liner with 150g or 3M Thinsulate Insulation Stretch Sides for Added Comfort ZapSheer Anti Static Liner YKK Heavy Duty Front Zipper Zippered Hand Pockets Interior Medical Information Tag Multi-Zone Heating System - 2x Chest & Lower Back 4volt Powersheer Mini Rechargeable Lithium-Ion Battery 4 Adjustable Heat Settings (90° up to 135°) Integrated Waterproof Touch Control Button Bluetooth-Enabled Wireless Control MW Connect Mobile App available on App Store or Google Play Store Machine Washable Available in SM, MD, LG, XL, 2XL, 3XL, 4XL Battery Features: Powersheer Mini Rechargeable Lithium-Ion Battery (7.4V 2250mAh) Up to 9 Hours of Power Per Charge (2+ Hours Hi - 9 Hours Low) USB-C Charging port USB-C Cable Included Charge Time 3+ hours Charge time is based off using a USB-A wall charger that delivers [email protected] Includes: (1) Mobile Warming UTW Pro Heated Vest (1) Powersheer Mini Rechargeable Lithium-Ion Battery (7.4v 2250mAh) (1) USB-C Charging Cable Replacement batteries: Battery SKU: MW74V022 - 7.4v Powersheer Standard Rechargeable Battery (7.4v 2200mAh) Battery SKU: MW74V023 - 7.4v Powersheer Mini Rechargeable Battery (7.4v 2250mAh) Battery SKU: MW74V040 - 7.4v Powersheer XL Plus Rechargeable Battery (7.4v 4000mAh) Mobile Warming Men's UTW Pro Heated Vest