Martex Fahrenheit Vellux Dual-Control King Heated Blanket, Ivory State-of-the-art Triaxial heating technology keeps precise temperature throughout the entire blanket while a self-diagnostic control constantly monitors the heating system for temperature maintenance |The only heated blanket with three safety syste: spot temperature sensing, average temperature sensing and a fusible layer for ultimate protection Microfine soft, pliable heating elements for added comfort, with LCD-display control, 15 settings and an automatic 10-hour shutoff Use the preheat button to quickly warm your bed or the Automatic Power-Down feature that lowers temperature after 1 hour if you need less heat while asleep Vellux Fahrenheit has the look and feel of frosted velvet, and are hypoallergenic, highly durable and easily machine-washable