Fieldsheer Women's Backcountry Heated Winter Jacket - The Backcountry provides instant heat when the weather turns cold, keeping you outdoors and enjoying your favorite activity. This garment runs small; Lightweight 100% Nylon Outer Shell; 100% Primaloft Synthetic Down Polyester-Filled Core; 100% Polyester Inner Liner with Zapsheer Anti-Static Technology; 2 Waist Zipper-Close Hand Pockets; Internal Storage Pocket; Stow-Away Carry Bag; Tri-Zone Heating: Left & Right Chest & Upper Back; Bluetooth-Enabled Wireless Control; MW Connect Mobile App Compatible and available on Apple App Store and Google Play Store; Integrated Waterproof Touch Control Button; 4 Selectable Instant Heat Settings; Powersheer Rechargeable Lithium-Ion Battery (7.4V 2200mAh); Up to 10 Hours of Power Per Charge; UL/CE certified; USB Cable included; Charge Time 3-4 hours; Style: MWWJ04010220;