*The size on the photos is half dimension, half dimension = full dimension/2
1 Lithium Polymer batteries required. (included)
Carbon fiber heating technology
3 Core warming zones on Left Chest, Right Chest, and Mid-Back
4 Levels Temperature Setting (Pre-Heat, High, Medium, Low),3 heating zones (left chest, right chest and mid-back)
Up to 10 hours comfortable warmth after fully charged. The Portable Powerbank can also be used as a power supply for your phone or other devices.which could offer more power and better heat to the vest.
Perfect for outdoor enthusiasts snowmobiling, motorcycling, camping, Hiking, Skiing, Skating or just plain walking around in cold seasons
Outer:Soft shell (6000mm/H2O Waterproof Index), Water Resistant, Wind Resistant