130/150/170 Temperature Settings Coffee Warmer --- Provide more heat than other coffee mug warmers, say goodbye to lukewarm coffee! Our mug warmer is designed with 3 temperature settings, you can touch the Temp Button to keep or warm up your drink to 130(104-130), 150(131-150) and 170(151-170) . (Please Note that the heating temperature is affected by the environment and the thickness of the cup, use mugs with thin-wall and flat-bottom will get the best warming performance. ) 2-12H Timer Settings and 4H Auto Shut Off --- In order to prevent the danger caused by forgetting to take down the cup, our mug warmer has timing functions. You can touch the "timing button" , set it to be automatically turned off after 2, 4, 6, 8, 10, 12 hours. 4H auto Shut-off function, if you don't set the timer function, the warmer will automatically shut down after 4 hours by default. Portability and Compatibility --- Compact design (4.9*5.7*0.98in/ 0.6lb) make you take it with your business trips or travel, and have a sip of hot coffee anytime. The 3.75in heating area is suitable for most of mugs, such as flat ceramic mug, glass cups, stainless steel cups and baby bottles. It is suitable for hot coffee, hot chocolate, tea, milk, other beverages. It can also be used as a candle warmer plate to warm up your scent candles to fill your room with fragrance. Microgravity Sensing Switch --- There is a microgravity sensor switch at the bottom of the coffee mug warmer. After plug in the power and press the "Temp Button", the coffee warmer will automatically turn on/off when you put /remove the cup. If the cup is not put back within 10 minutes, the coffee mug warmer will automatically shut down. This safety feature helps reduce the danger of forgetting to turn off the heater. Retro Gramophone Look --- The wood grain texture combined with the retro gramophone look will certainly attract you. The smart coffee warmer will be your best gift choice to show your care to your families, lover or friends on birthdays, Christmas, anniversaries or other special occasions.