Package1 Vest (excluding battery pack)Safety & IntelligentHeated vest designed with the latest carbon fiber and imported high-quality TPU heating sheet for quick heat up. If up, it would stop running until the heat returns to the standard operating temperature. Help to promote blood circulation and relieves muscle pain.Elastic DesignHeating jacket with elastic band design, it will fit you better and more comfortable to wear. This vest with Inner Battery pocket, it easy to put you power bank into the built-in battery pocket, whats more, bilateral pockets design is convenience to store your cell phone, card, key etc, which is great for all kinds of winter sports or outdoor activities, like hiking, skiing , cycling, fishing etc.5 Heating zones & 3 Temperature Control5 heating pads will warm you up to 45/113 across core body areas (left waist, right waist, left flank, right flank, and mid-back) to make you feel warm in 360 degree. There are 3 available settings can be adjusted temperature levels by the button LED lights, red-(45/113), white-(35/95), blue- (25/77).Premium Skin-Friendly Fabric Material & LightweightThis Heating Vest made of lightweight Carbon fibre, windproof and waterproof, machine and hand washable. Comfortable and smooth to touch, warmth to last all winter without the bulk of heavy coat.Package1 Vest (excluding battery pack)