Soft, delicate fabrics, comfortable sleeping help Electric heating helps you get through a warm winter Safety, no leakage No radiation, no harm to the human Specifications:- Control: Single Control- control the whole blanket ; Double Control-control the A/B area blanket Voltage: AC 220V Size: 150 x 180 cm - 50 Hz Product Usage - this product does not require grounding the electric blanket on the bed tile, no controller side to use as a foot end. before bedtime on the power into AC 220V-50HZ powe