Portable and durable. Ideal for travel, outdoor activities, car, office, home, school, picnic, hot yoga, hiking, camping etc. 1.LED display , it automatically adjusts the brightness, the brightness is strong, the display content is clearly visible, and the color is clear and vivid. 2. Just touch the top of the thermos bottle cap to check the temperature at any time. Do not touch the top of the thermos with force, but lightly touch the top of the lid of the thermos. 3. Smart thermos mug with LED temperature display, made of high-quality 304 stainless steel thermos mug, which can keep heat for 24 hours, 4. Power saving mode] touching display 3-4 seconds time temperature, automatic shutdown, no need to charge, long battery life, convenient and durable.