CONTROL YOUR OWN COMFORT - The power to control heat is only one touch away in a durable built in LED controller. ALL DAY WARMTH AND CONTROL - Conductive thread heating technology and our slim 6700 mAh/7.4 volt battery allow for extended heat during longer day trips. FEEL THE HEAT - With powerful 3-zone heating (2 in the chest and a large zone in the back), never worry about the cold again. EASY TO USE AND UNDERSTAND SETTINGS - 3 illuminated bars clearly show you which level of heat you’ve selected. Additional features include: machine washable, 2 outer zip pockets plus large inner pocket, cinch bungees, and multiple color options. RELIABLE WARRANTY & CUSTOMER SUPPORT – Designed for quality and durability. Your purchase includes warranty coverage and access to a dedicated customer support team for assistance.