Features: New high quality Made of high quality plastic material, safe, non-toxic, tasteless and healthy. It can be used to heat your milk, tea, coffee, etc. Light and portable, easy to carry and won't take up too much space. Waterproof and non-slip, reusable and durable. 3-level temperature adjustment. Easy to use coasters for schools, dorms and offices. Package includes: 1x Thermos Cup Specifications: Material: Plastic Weight: 200g Size: 110x138mm/4.33x5.43inch Color: Green/Pink/White Power: 15W Voltage: DC 5V Power supply: USB Heating temperature: 55, 65, 75 Notes: 1. Please allow 1-2cm error due to manual measurement, please make sure you don't mind before ordering. 2. Due to the difference of different monitors, the picture may not reflect the actual color of the item.