Manufacturer’s Description

Lightweight Windshark 4-Way Stretch, Waterproof, Breathable Fabric - Made of lightweight Windshark 4-way stretch, waterproof, breathable windproof fabric Optimum placement of three heating panels keeps the upper body muscles warm and loose Battery features built-in 4-level thermo-regulating controls Includes one 7.4V rechargeable lithium-ion battery and charger Provides up to 10 hours of comfortable warmth Elastic underarm stretch panels for added flexibility Heating Technology: Mobilewarming Pro Heating System Power Source: Rechargeable 7V 2.2Ah Li-Ion Battery Current: 1.0A Watts: 15W Surface Temp: 135F Weight: 0.24lbs

The Specs

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