Color/Finish: Green Design Details: Keep Your Beverages At The Perfect Temperature With The Forever Warm Mug Warmer. Designed With A Sleek, Tempered Glass Panel And Advanced Ptc Heating System, It Ensures Fast, Uniform Heating. 131¡F Constant-Temperature Plate: This Coffee Cup Warmer Can Both Heat And Maintain The Warmth Of Your Drink. It Keeps Hot Water Hot And Heats Cold Water, Maintaining A Constant Temperature Of 131¡F Without Cooling Down, Ensuring A Consistently Warm Beverage. Tempered Glass Panel: Equipped With A Ptc Heating System, This Coffee Cup Warmer Offers Fast And Uniform Heat Conduction. Two Adjustable Temperature Settings: The Warmer Features Two Temperature Settings: The High Setting (122¡F ~ 140¡F) Is Ideal For Hot Water, Cappuccino, And Similar Drinks, While The Low Setting (104¡F ~ 122¡F) Provides A Normal Taste Temperature Suitable For Daily Hot Beverages. 8-Hour Auto Shut-Off: Designed With Office Workers In Mind, This Coffee Cup Warmer Automatically Shuts Off After 8 Hours Of Continuous Use. It Can Also Be Manually Restarted To Continue Warming Your Drink. Quiet Operation: The Coffee Cup Warmer Operates Silently, Making It An Excellent Companion For Work And Study. Additionally, It Is Waterproof And Leak-Proof, Ensuring Safe And Convenient Use. Measures 7In X 7In X 4In Materials: Glass Imported