Forget all other scarves! Once you try this heated scarf, everything else pales in comparison!
It is powered by a rechargeable lithium-ion battery that provides up to 6 hours of cozy heat.
This fleece scarf is ultra thin and flexible and wraps comfortably around the neck.
The carbon heating elements are inserted unnoticeably at the center of the fabric.
This video gives more details:
There are all kinds of warmers that are operated by batteries. But this electric scarf is one of the most beautiful.