?Safety waterproof panel?Safe and energy-efficient coffee mug warmer with FCC certification and a waterproof microcrystalline glass panel that's resistant to high temperatures and occasional water spills. ?3 Temp Adjustment Ambient Light?Provides 3 temperature settings (113?, 131?, 167?) and easy touch display, and there are also 3 ambient lights corresponding to different colors (blue, purple, and red), which allow you to adjust the temperature conveniently and quickly. ?12H Timer 4H Auto Shut Off?The virtual button can set the timer function, which can be set up to 12 hours and has 4 hours auto shut-off function, which is safer and more convenient. ?Heated Panel Size?The base has a large diameter of 5.1 inches and fits most ceramic, glass or metal coffee mugs, baby bottles and other beverage containers. ?Coffee Warm Gifts?The perfect gift choice for coffee lovers and anyone who enjoys warm beverages, this coffee mug warmer with an elegant design and exquisite packaging is perfect for any occasion. ?Temperature Indicator Fahrenheit Switching?1.Long press ?Timer? button can turn off the temperature indicator, so that you have a comfortable environment in the dark night 2.Long press ?Switch? + ?Timer? button to switch between Fahrenheit and Celsius display, there is always one for you. Product description