USB Baby Bottle Milk Warmer Thermostat Travel Heater Bag Pouch Portable Descriptions: Soft and Portable: The bottle warmer is made of canvas, which is not easy to fall off. It can be applied to a variety of materials, such as water cups, mineral water bottles and milk cartons, and can be hung on a stroller or baby crib. USB Charging: The milk warmer comes with a USB cable. Just connect the cable to any mobile power source, such as car USB or laptop port. Help you heat milk anytime, anywhere. Good Heat Preservation: Good Heat Preservation: This milk warmer bag can keep food and beverages warm for a long time. It can also keep the hot water cup from being hot and it is easy to clean. Durable and Secure: The baby bottle warmer bag is made of durable materials, which have no peculiar smell. It has good shape retention, as well as higher strength and resilience. Temperature Control: Intelligent multi-level temperature control can be adjusted according to the seasonal temperature. Suitable for all kinds of baby bottles. Suitable for all kinds of baby bottles. Specifications: Material: canvas Product size: about 30*13.5cm (expanded) Suitable bottle size: 55mm-75mm/2.17-2.95in Voltage: 5V Power interface: USB Packing List: Milk Bottle Warmer *1 USB Power Cord*1