Product Description:  

The WarmLite Heated Vest was designed to combat the cold and keep you warm with heated insulation, while enhancing your mobility outdoors. Perfect for fall and winter recreational sports and activities such as camping, hiking, hunting and biking; this vest will keep you warm anywhere and throughout the day. Enjoy the comfort of our light-weight heated vest, while also having the ability to charge your mobile phone outdoors, using an portable battery.

• Material: Premium grade polyester 
• Features: Lightweight and flexible, one key heating, for three gear temperature control 45℃/35℃/25℃, up to 8 hours of warmth, is waterproof & washable, allows you to charge your phone outdoors using portable battery source.
• Powered by infrared heating
• Comes with USB interface for charging
• Care instructions: machine or hand wash cold & hang to dry. 
  
• Requires 5V 10,000 mAh battery
• Size Selection: See size guide (as displayed in image)