Giantex Heated Electric Mattress Pad w/ 8 Temperature Regulation (Twin/Full/Queen/King)Getting cold in the severe weather or feeling your old mattress too firm? Having this heated mattress pad you can treat yourself a fine sleeping. It will be an excellent choice if you want a warm night. Different temperature ranges could suit your different heat requirements. It has a mode timing function, you could set this pad in one mode and time it into 1 hour, 2 hours, 10 hours, and constant heat. It is very flexible and convenient to use.