Introducing the USB Milk Bottle Warmer Infant Bottle Portable Heat Keeper Formula Milk Travel Heating Sleeve for Baby Nursing Bottles. This portable feeding bottle warmer is the perfect solution for heating milk on cold days or while traveling outdoors. It is designed to preserve heat and keep milk warm for up to 24 hours, making it extremely convenient and portable to take wherever you go. One of the key features of this bottle warmer is its adjustable heating temperature. With a temperature range of 38-55 °C/100-131 ℉ and circulating constant temperature heating, you can meet your different heating needs efficiently. This ensures that your water and milk are kept at a constant temperature for your baby's comfort. The bottle warmer cover is made of high-quality PU leather, which is durable and provides better heat retention. The electronic components used are also non-toxic, ensuring the safety of your baby. This bottle warmer is equipped with a USB interface and comes with a type-C charging cable, allowing you to easily connect it to a plug, car charger, or any other USB power source. This portable bottle warmer is designed to fit various shapes and sizes of feeding bottles, thanks to its upgrade design and adjustable hook & loop fasteners. It is suitable for bottles of different diameters and heights, providing a wide range of application. Specifications: - Material: PU - Product Dimension: Approx. Height 14cm/5.51in, bottle diameter 8cm/3.14inch - Color Option: Green/Pink - Net Weight: approx. 180g/0.39pound - Input: 5V/2A Package Includes: 1x USB Feeding Bottle Warmer Please note that there may be a 1-2cm error in measurements due to manual measurement. Also, please be aware that the actual color of the item may vary slightly due to different monitor settings. [Images are not available in this format.]