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. 1 x Heating Cooling Cup1 x Base1 x USB Cable 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 / 6.9inWeight: Approx. 582g / 20.5oz