Feature:1. Fast Cooling: Fast cooling, 330ml of water at an ambient temperature of 25℃, cooling can drop 10℃ in 30 minutes, and fast cooling as low as 8℃.2. Fast Heating: Heat preservation, heating can be heated to a constant temperature of 45℃ in 20 minutes, the use is intimate, safe and secure.3. Continuous Heat Preservation: Continuous heat preservation at 45°C, a more suitable milk temperature adjustment, allowing babies to drink milk anytime, anywhere without waiting.4. Water Electricity Separation Design: The water and electricity separation design is adopted, and the water cup has a separate body, which is light and portable.5. Applicable Scene: It can be used for travel, business, home, office, school, etc. It can be used as a perfect gift for others.How to Use:1. After pouring water or other drinks into the cup, close the lid tightly2. Place the water cup on the heating and cooling base3. Turn on the power of the base and press the switch to start. The blue light is on, it means cooling, press it again, the red light is on, it means heating.4. After heating or cooling is completed, tap the switch and the indicator light goes out, then take off the water cup to drinkSpecification:Item Type: Heating Cooling CupMaterial: ABS, 304 Stainless SteelVoltage: DC5VPower: 10WCapacity: 350mlProduct Size: Base Size: Approx. 130 x 70 x 70mm / 5.1 x 2.8 x 2.8inCup Body Size: Diameter: Approx. 67mm / 2.6in, Height: Approx. 175mm / 6.