Features: Five temperature control: Provides five temperature settings to choose from, meeting the needs of different occasions and babies, ensuring that the milk is always kept at the appropriate temperature. Digital display design: equipped with LCD display screen, real-time display of current temperature, allowing parents to accurately grasp the heating of milk. Portable design: Lightweight and easy to carry, suitable for outdoor, travel, or work use, making it convenient to prepare warm milk for babies at any time. USB port: Supports USB charging and can be powered by various devices such as portable power banks, computers, or car chargers, improving the flexibility of use. Safe: Ensuring that the parts in contact with the bottle are safe and harmless, protecting the health of the baby. Specifications: Component: PU Size: 14cm/5.51inch suitable for 5-8cm diameter bottle size Cable length: approx. 100cm/3.28ft Color: blue, purpled color, green, pink Package Includes: 1Pc Bath Bottle Insulation Cover 1Pc Data Cable note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.