-【3 Temperature Settings】 The coffee mug warmer has Low/Medium/High temperature settings. You can switch the temperature to 130-145℉, 150-165℉, 170-180℉. This mug warmer can be set according to your personal taste temperature preference to keep your drinks the best taste. -【Timing Function & 4 Hrs Auto Off】 With 6 timing functions, you can choose 2H,4H,6H, 8H,10H, and 12H to set shut off time by touching the timing button. The mug warmer for desk also automatically shuts down after 4 hours if you forget to set it -【Gravity Sensing Function】 This coffee warmer comes with a microgravity button that heats up in working mode when the coffee mug warmer feels enough weight. When you remove the mug, the coffee warmer goes into standby mode for 10 minutes. It will automatically shut down after 10 minutes. -【Ceramic mode & Metal mode & Glass mode】 In order to better help heat different types of cups, we have designed three modes: Ceramic mode, Metal mode, Glass mode. You can choose the corresponding mode according to the type of cup you have. -【Suitable for Most Cups】 The cup warmer plate is suitable for Metal, Ceramic, Glass, Enamel, Tile, High Temperature Plastic and etc. Tips: Use a mug with thin-wall, flat-bottom will get the best warming performance. -【Best Gifts for Coffee Lovers】 This coffee mug warmer for desk keeps your drink warm all the time, and its beautiful packaging is convenient for you to give gifts. Perfect coffee gifts and office gifts