ActionHeat Magnetic Dual Electric Hand Warmer Color:Black it allows for most 5V

it allows for most 5V battery to be used with the ActionHeat Jackets and Vests

your hands will stay warm as well

it allows for most 5V batteries to be used with the ActionHeat Jackets and Vests

combined with the superb heating performance of ActionHeat apparel

Plug-In - Connect the power bank to the USB plug located in the pocket

ActionHeat Magnetic Dual Electric Hand Warmer Color:Black it allows for most 5VThe ActionHeat Magnetic Dual Electric Hand Warmer with its innovative 2 in 1 design is an excellent addition to your outdoor adventures. Light, convenient, and designed to keep both of your hands warm simultaneously, this ActionHeat Hand Warmer also acts as a portable battery charger for your USB powered devices. Built with high quality casing, this stylish rechargeable hand warmer will provide smooth and even heat all throughout the hand warmer to