UPGRADED MATERIAL: Not only warm but also comfortable to touch.The heated jacket guarantee comfort in cold winter. CARBON FIBER HEATIING ELEMENTS: Heat quickly in 5 seconds, 7 carbon fiber heating elements generate heat across core body areas boost your core body heat and keep you warm.(not include a power bank) THREE HEATING LEVEL: 3 Heating leves (high, medium, and low settings). Change the heat setting of your jacket with a simple press of a button . ensures you don't lose any excess heat and enjoy comfortable warmth. PERFECT FOR OUTDOOR LIFE AND ADVENTURES: Ideal gift for families, friends, suits all kinds of situations especially for snowmobile, motorcycle, Mountaineering, Climbing, Hiking or Outdoor working, skiing, Fishing, Hunting against cold chilly winter. Men's Winter 7-Zone USB Smart Heating Long Cotton Jacket for Outdoor