Easy to Operate USB Interface Universal Milk Bottle Warmer for BottleSpecifications:It features with the USB interface design that es it suitable for connection with power bank, mobile phone charging head, and car USB. Because of its detachable design, you will be more convenient and easy to clean it.Mothers will easily observe the remaining milk because of its window design. And it will prevent the bottle from falling off through its fastener tape design on the bottom.Made of carbon fiber material, it is very ble to use.The length of this product is 13cm and the width is 27cm.It is suitable for most baby bottles on the market, and most baby bottles below 300ML can be used on the market. Intelligent heat preservation is easy to operate. Drinking warm milk at any time at a constant temperature for 24 hours will bring health to the baby. The length of the USB cable is extended by 110cm.Item Name: Feeding Bottle Heating CoverMaterial: Carbon FiberFeatures: Washable, Non-slip, USB InterfaceHeating Film:Voltage: 5V, Current: 1.2A, Temperature: 50 Degrees Celsius-60 Degrees Celsius1: Pink, 2: Blue, 3: Gray Dots, 4: Crown Pattern, 5: Swing Bear, 6: Pink Pineapple, 7: Blue Pineapple, 8: Pink AlpacaSize Details:Size: 13cm x 27cm/5.12" x 10.63" (Approx.)Cable Length: 110cm/43.31" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Feeding Bottle Heating Cover1 x USB Cable