KEEP HIS BEST TASTEPush-button switch mug warmer coaster, which can heat your drink to 45C/113F to ensure that every drop of coffee in your cup can be warmed to keep it warm the best taste. . THREE-LEVEL TEMPERATURE ADJUSTMENTSmart Touch Switch adjustment, red-low temperature, blue-middle temperature, green-high temperature. You can adjust the temperature as you like. . ANTI-FORGETTING DESIGNAutomatic power off in eight hours. Even if you forget to shut down for a long time, it will shut down automatically after 8 hours. Dont worry about forgetting to close it. Safe to use. . HIGH QUALITY AND SAFETYMade of high-quality aluminum alloy and tempered glass, the surface is sturdy and durable. Low power, fast and stable heating evenly. Anti-overheating and rapid, waterproof panel design, no leakage, safe and reliable. . WIDE APPLICATION Small size and easy to carry. A variety of flat-bottomed heating cups (glass, stainless steel, ceramic) can heat your drinks anytime and anywhere, which is very suitable for travel, office and home use. At the same time, it is also a perfect gift. Give it as a gift to your relatives or friends to warm their coffee and warm their hearts. .