Quality Warranty: If you have any quality problem when using, please feel free to contact us. 120 Minutes Auto Shut Off & Overheating Protection: 120-minute auto shut-off function and overheating protection guarantee make the users have much better and safer user experience of the heating pad. Fast-Heating Technology & 6 Temperature Settings: The heating pad heats within short time with 6 temperature settings with digital display screen. Ultra Soft Flannel: The flannel will offer you the maximum comfortable feeling when efficiently preserve heat. Notice: please use the heating pad in a correct way which was mentioned in instruction book and product description.17" x 33" XXXL Size for Full Body Use: The XXXL size heating pad, measuring 17" x 33", allows various areas of your body, including neck, shoulders, back, abdomen and waist, to enjoy effective heat therapy, promoting blood circulation and refreshing your mind.