How do you wash a heated blanket

Heated Blanket is very popular and many people owns one or two. But it si very difficult to wash a heated blanket. Then how do you wash a heated blanket? We recommend you to buy a washable blanket, it is very easy for you to wash it now. Pls do it according to manufacturer’s suggestion.

Washable 12V Heated Smart Travel Electric Blanket for Car, Truck, Boats or RV with High/Low Temp Control (55″x 40″) and Timer Function-Sojoy