12volt battery powered heating pad for jacket

Wearable & Washable Heating System
 
Feature:
1. Can be customized to fit any sizes of jacket or vest
2. Heating temperature can be adjustable
3. Batteries can be recharged for continuous use.
 
Long lasting power:
1. Powered by a 12v rechargeable Lithium-ion battery pack.
2. You can adjust temperature settings by pressing battery's button.
3. You can check battery's remaining capacity level by long pressing battery's button when without loading.