Usage Tips:Stainless Steel USB Mobile Power Thermos, Smart Kettle, LCD Temperature Display Features: - With LCD display, real-time water temperature prompts by contact -304 stainless steel, safe and -12 hours hot or cold water - The popular mirror, by touching the LED screen, you can easily understand the internal temperature of the liquid. You don't have to use your mouth to test the temperature and avoid burns. 360 degree rotation does not need to worry about leakage, and good sealing. Suitable for relaxing trips, suitable for outdoor sports, office, beach, school, picnic, hot yoga, hiking, camping, biking, running, walking, gym, fitness, etc - Long-lasting insulation effect: Vacuum cleaner cups can block heat transfer.Can be used as mobile power supply: turning off the power supply of the phone, you can charge the phone without carrying other mobile power supply. Product Specifications: Product name: Vacuum bottle Material: Stainless steel, silicone Size: 20x6.5cm Capacity: 500ML Battery capacity: 2000mAh 3.7V /6.6Wh Input: 5V 0.8A Output: 5V 0.8A Weight: 350g The package includes: 1 vacuum bottle with LCD display for temperature and mobile power Note: Do not put the bottom of the cup in water, and do not rinse the bottom with water, as the internal electronic components can damage the electronics. SizeLengthWidthHeight