100% Microlight Serta - Rest easy with a brand you can trust. Serta’s heated blanket is ETL certified and independently tested to meet the highest safety standards. With decades of experience and hands on expertise, Serta is a true champion of comfort for all Soft Plush Material & Dual Control - Serta's heated plush blankets offer premium softness and dual-zone temperature control with 2 controllers for personalized comfort in Queen and larger sizes 10 Heat Settings & Auto-Shut Off Feature - Comfy plush electric blanket comes with 10 level heat setting controller and 1-12 hour auto shut off timer safety feature. Input Voltage: 120V/60Hz 1 Heated Blanket: 77"W x 84"L . Power cord: 6ft; Controller cord: 11ft. Twin & Full Size comes with one controller, while larger sizes come with 2 controllers Safe & Hassle Free: Superior brand with no recall history; designed with your safety in mind. Conveniently machine washable and backed by a 5 year warranty. DO NOT LEAVE CONTROLLER COVERED WHEN IN USE TO AVOID OVERHEATING