This is the hands-free personal heater that radiates warmth throughout your whole body to beat the Winter chill. Worn around the neck, it warms up in under a minute, offers four temperature settings (104° F, 113 °F, 122° F, 131° F) to customize the level of heat, and lasts up to six hours on a full charge. Ideal for relaxing on a chilly day at home, walking your dog, attending a sporting event, and more, it has a flexible neckband and soft touch coating for comfortable wear. Recharges in 2 1/2 hours via USB with included cable. Fits most. 2 1/2" H x 7 1/2" W x 9 1/2" D. (1 lb.)