Have you ever experienced an interruption of so many times during your daily life your coffee always gets cold? There's disappointing than a cup of coffee that's gone cold. But who has the time to keep reheating it again and again ? Now, you don't have to, with the coffee warmer electric you can enjoy it at your preferred temperature all day long at work or home. Features - Color: Assorted Color. - Material: Plastic. - Size: 10.00X10.00X2.50cm/3.93X3.93X0.98in. - Design: indicator light - Mode: Maintain constant temperature and heat, and the surface heat temperature is between 75-80 degrees - Usage: Support computer USB socket and output power supply above 5V1.0A - Water temperature: The water level in the container is maintained at 40-45 degrees. The ambient temperature and container style will affect the water temperature - Note: It is not recommended to use uneven bottoms, vacuum flasks, blow-molded bottles and cups with thick bottoms, as they will affect the heat preservation effect - Keep the mug by your side constantly at the temperatures you like. - Don’t let your drinks so quickly. Keep your beverage stays in the best temperture for drinking. - Put the mug on , the coffee cup warmer plate will auto work, and remove the coffee mug it will turn off. - Whether it is scented tea, honey, coffee, tea, etc., it is equally suitable. - Sip at warm or hot coffee all day, no longer worried about being interrupted by busy work. Package list: 1 x Coaster