The King Size Washable heated fleece under blanket is ideal for those who seek a warm bed, this heated fleece is suitable for king size mattresses and is Machine washable and Tumble dry safe. This heated blanket comes with 4 heat levels to allow you to set you preferred heat level, the Dual controls allow the other occupant of the bed to adjust their heat level to their preference as well. This Product comes BEAB Approved with safeguard protection that will shut off the power to the blanket automatically if the temperature exceeds what is deemed comfortable and/or unsafe. Main Features: Ultra Thin Energy Efficient Nano Wires Machine Washable Tumble Dry Safe Extra Foot Warmth Technical Specification: Input: 230V Size: King Size 152 x 160cm Dual Control: Yes Heat Levels: 4 Extra Foot Warmth: Yes Machine Washable: Yes Material: Luxury Fleece Pre-Heat: Yes Safeguard Protection: Yes BEAB Approved: Yes Fitting Type: Tie Tapes Ultra Thin Wires: Yes