Features: Constant temperature insulation: This product adopts advanced constant temperature technology, effectively maintain best temperature of the liquid in the bottle. Portable design: The lightweight and small size design makes it easy to carry, suitable for travel, work, or home use, allowing you to provide warm milk for your baby. Quick heating: Equipped with high-efficiency heating component, it can quickly heat the bottle in a short period of time, saving you waiting time and making feeding more efficient. Multiple gear adjustment: Support 21 temperature adjustments, which can adjust according to different needs, user-friendly and easy to operate. Convenient charging: Equipped with build-in rechargeable battery, it avoids the constraints of traditional power cord, making it easy to handle both at home and outdoors. Specifications: Component: PU Leather, hardware Color: beige white, green, pink(optional) Unfold Size: approx. 12.5x29cm/4.92x11.42inch Fold Size: approx. 125x75mm/4.92x2.95inch Product Name: Baby Bottle Charging Insulated Cover Input power: 7.4V2A Battery capacity: 5800mAh Charging port: Type C Package Includes: 1 Piece Baby Bottle Warmer note: Other accessories demoed in the pictures is not included. Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.