HeatSync Vital Product Description
Brunton's Heat Sync HOOD protects you from the elements, and works equally well with the hood up over your ears or down around the neck. It is also helmet compatible due to the low-profile carbon fiber heating system. 3 heat level settings allow you to find just the right amount of warmth, and is machine washable. (Remove batteries before washing)
OVERALL DIMENSIONS12” x 16.5” (30.5 x 47cm)
High 1.2 Hr 55C/131F, Medium 2.4 HR 45C/113F, Low 3.8 HR 38C/100F
Powered by 5V B-Powered Battery System. Includes 1 Battery and Charging Cable.