Usage Tips:Keep Your Hands Warm: Your work will be more enjoyable and comfortable when you keep your hands warm and cozy with our USB heating pad! This mouse pad with hand warmer is designed a soft cover to keep your hand protected and warm so you can focus on your tasks with ease. Adjustable Temperature: This warming pad features 3 temperature options between 110 and 145-degree F, to keep your hands not too cold or too hot. Also, the hand warmer has 3 timing options, for 2h, 4h, and 8h so you can select the appropriate time length depending on your schedule. User-Friendly Design: Our USB hand warmer is super easy to use, just plug and play for enjoy nice warmth! It has an USB rechargeable battery and a small controller with a long cable, so you can attach it to your computer or laptop and select the temperature without restraints. Comfortable Use: The rechargeable heating pad is designed with a soft heating cover that its also removable for easy cleaning. The mouse pad has a padded wrist guard to ensure a correct hand position without putting pressure on the wrist. Safety First: Our warming pad has an anti-slip rubber surface that keeps the mouse pad from slipping during use. It also has an auto-off function that prevents the mouse pad from overheating, for a safe and comfortable use.