["brand new and high quality\n\nFeatures:\nHigh Quality Materials: This coffee mug warmer is made of aluminum alloy + tempered glass, it features fast heat conductivity, so the temperature of your coffee mug can reach a constant temperature of 40 ℃ in 5 minutes (Please note that this coffee mug warmer is used for keep your mug warm, but not heating it).\nPlug and Play: USB powered, you can comfortably plug in any USB compatible devices, such as laptops, travel chargers or other USB devices.\nEnergy Saving: With low power consumption, this coffee mug warmer is energy saving and waterproof.\nSimple Operation: With indicator light and switch function, this coffee mug warmer is easy to control.\nGreat for Office: The insulated coffee mug warmer is designed to maintain the temperature of drinks, which is suitable for coffee lovers or office use.\n\nSpecification:\n\nMaterial:aluminum alloy + tempered glass\n\nColor: As shown\n\nRated power: 8 watts\n\n1cm=0.39in\n\nNote:1.Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid.\n\n2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\n\nPackage includes(without retail package):\n\n1 x Coffee Mug Warmer"]