Coffee mug warmer has built-in temperature control chip set, and the constant temperature (131Fahrenheit/55Celsius) can keeps drink deliciously hot for hours, you can sip your coffee at any time, without waiting.The coffee cup warmer for desk built-in smart gravity induction switch, No need to turn it on/off manually, Put the mug on heat zone, the coffee cup warmer plate will work, remove the beverage warmers will auto turn off,very safe and convenient.Our tea warmer use premium waterproof tempered glass,which is strong and durable.You don't need to worry about damage caused by water splashing on the heating panel,easy to use and surface easily wipes clean.Ultra-quiet design will not affect your work or sleep, great for desk, home, office or travel.Coffee warmer for desk fit most cups, such glass cup,stainless steel cup, Ceramic cup etc. Can be used to heat different beverages tea, coffee, milk, cocoa,candle ect. (We suggest using steel flat and thin bottom mug for the best results rather than a mug with deep concave bottom).Our coffee warmer is an indispensable companion for all the coffee, tea, and warm drink lovers out there.Stylish dark green,palm-sized size can be carried with you and without taking up space.This is a gift that brings warmth, heated coffee mug will be your best gift choice to show your care to your families, lover or friends on Valentine's day, Thanksgiving, Christmas or other special occasions.Colour:greenMaterial:ABS+tempered glassPackage Contents:1 x warm coasterOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.