• The Windshark® 4-way stretch high breathable, waterproof fabric provides additional flexibility needed in active outdoor sports
• Features three heating panels lined with steel alloy fiber elements
• Optimum placement with two panels on the chest and one on the back provide quick warm-up and even distribution of heat
• Includes one 7.4V 2.2Ah rechargeable lithium-ion battery and charger
• Battery features built-in 4-level thermo-regulating controls
• Provides up to 10 hours of comfortable warmth while enjoying favorite outdoor activities
• Reaches a max. surface temperature of 135°F at full power
• Adjustable hem drawcord

Specifications:

• Mobilewarming® Pro Heating System 
• 7V 2.2Ah lithium-ion battery
• Current: 1.0A
• Watts: 15.0W
• Surface Temp: 135°F