Using your Serta Plush Heated Mattress Pad is easy. First, place the pad on your mattress, ensuring it fits properly. Plug in the controller and choose your desired heat level from the 10 available settings. Set the auto shut-off timer according to your needs, from 1 to 12 hours. Remember, for Full size beds, there's 1 controller, while Queen and King sizes come with 2 controllers. When it comes to cleaning, simply machine wash the pad for easy maintenance. Avoid using harsh chemicals or bleach. Always make sure the pad is completely dry before using it again. Keep the pad away from sharp objects to prevent damage. Enjoy a warm and safe sleep every night with this amazing heated mattress pad.