Stay Warm, Stay Comfortable in any Outdoor Activity 7.4V Cascade Vest Women's. Features: 100% Polyester Outer Shell Wind-Shark Protection from Wind & Water Resistant 2oz Quilted 100% Polyester Core Zippered Hand-warmer Pockets Zippered Cellphone Chest Pocket Multi-Zone Heat Elements, 2x Chest & 1x Back Bluetooth Enabled Wireless Control MW Connect Mobile App Compatible Integrated Touch Control Button 4 Selectable Heat Settings 7.4volt Rechargeable Lithium-Ion Battery Up to 10 Hours of Power Per Charge Charge Time 3-4 Hours Color: Black Available in XS, S, M, L, XL & XXL Includes: (1) Cascade Vest (1) 7.4volt 2200mAh Lithium-Ion Battery (1) AC Charger Mobile Warming 7.4V Women's Cascade Heated Vest