Product description Optional Type:US Plug Material: Al-Mg Alloy + Glass Color: Blackgold Size: Approx. 120 x 120 x 13mm / 4.7 x 4.7 x 0.6in Input voltage: 220V Power: 15 W Insulation Temperature: About 55 Cable Length: 1.5m / 4.9ft Packing List: 1 x Cup Mat1 x Instruction 1.Easy to UseSimply plug the cord, tap the switch and put your mug on. All set. Now the mug warmer will keep your drink warm to the last drip. One touch button design to turn it on/off, setting temperature. 2.Safety is the PriorityAutomatic shut off after 8 hours using. With cup sensing tech, when lift up the mug, the heating plate will go to sleep mode and will be shut off in a few minutes without using. No worries about forgetting turn it off. 3.Temperature Setting18 watt mug warmer with two level temperature setting, maintaining your beverage temperature between 120-140(40-60). Use a mug with thin-wall, flat-bottom will get the best warming performance. Coffee mug warmer suitable for cups of various materials, such as: ceramic, metal, high temperature resistant plastic, milk box and so on. 4.Compact DesignThe mug warmer is gathered with aluminum alloy, waterproof easy-to-clean conductive glass surface and extended plug for different scenarios. Stylishness and Functionality together to this compact mug warmer. Perfect gift for Thanksgiving, Christmas, Birthdays, Valentine's day and more. 5.ConvenientEasy to carry, small, doesn't take up much desk space. Easy to carry, can be taken with you. Use more convenient and safer.