The new Volt Torso Heated Vest Liner features a rechargeable 7V battery that provides instant heat and more heat coverage. This lightweight vest can be layered under other gear for all day warm +or up to 2 hours of over 150 degrees heat. A built in controller allows you to select between 4 levels of heat output.
4 panel heating system
Safe & Durable 3v Heating Technology
Includes a powerful 7.4v 2200mAh rechargeable lithium battery & charger
Built-in 4 level microprocessor controller to select desired heat output
Provides over 150 degrees of soothing heat on high for 2 hours and up to 8 hours on the lowest setting