The ActionHeat 5V battery heated scarf is great for all outdoor activities. With a plush, super soft fleece material, the scarf is warm and cozy and reaches a temperature of 145F. This scarf is a perfect gift during the holidays and a great winter accessory. HOW TO USE: Charge Up - Fully charge power banks with provided charger kit. Plug-In - Connect the power bank to USB plug located in the pocket on the back of the neck Turn On - Press and hold the touch-button control on the scarf for 3 seconds. Press touch-button to adjust the temperature. Features: Dimensions: 65 inches long, 6 inches wide Machine Washable - Gentle Cycle Built-in heating panels strategically placed on the neck and hand pockets Touch-button control technology (3 settings) 4 LED power indicators display power banks battery life Battery Voltage: 5-Volt Sizes Available: Unisex - One Size Material Contents: Breathable fleece Water-resistant fleece sheds rain and snow An advanced heat-trapping insulation layer Ultra-fine carbon fiber heating panels Estimated Heating Times: High (Red): 145F - 3+ Hours Medium (White): 135F - 4.5+ Hours Low (Blue): 125F - 7+ Hours Includes: (1) ActionHeat 5V Heated Scarf W/ Heated Pockets (1) ActionHeat 5V Power Bank (6000mAh) (1) USB Charging Kit