5V USB CHARGING: Powered by any Power Bank 5V/2A~2.4A, high capacity 10000mAh power bank offers up to 8+ hours of warmth, and can be used to charge your mobile devices.
QUICK WARMTH: 2019 Latest efficieny heated material carbon fiber enables quick smooth electric warmth, fast heating in seconds
INTELLIGENT HEATING: 3 carbon fiber heating elements generating heat across chest, mid-back; 3 heating levels provide customized coziness even on coldest winter days: High-158?, Medium-140?, Low-122?, Short press the switching to change temperature
SAFETY: Built-in smart thermal protection module. If, for any reason, the vest overheat, overvoltage, overcurrent, short-circuit, the implanted sensor will be triggered to turn off the power immediately. You may turn it back on after the vest cools off, or contact us if problem persists. Guaranteed safety while staying toasty
FOR ALL OCCASIONS: Perfect for the daily commute, walking your dog in the brisk fall air, tailgating for your favorite football team, wearing underneath your winter jacket or even in a way-too-cold office! Enjoy motorbike riding, hiking, camping, fishing, and other outdoor activities in fall and winter