Fangrui Product Details Features1. Usb Charging Design:the Baby Milk Warmer Can Be Used For Portable Power Banks Charging Plug Usb Interface For The Car Portable And Safe2. Material: The Bottle Heaters Is Made Of Polyester And Silicone Alloy Heating Wire Material Which Is Safe And3. Portable And Compact: Small And Compact Design For Easy Transport And Storage. The Solution For Parents To Warm The Baby Bottle Comfortably Safe And Easy While Driving.4. Widely Used: The Baby Bottle Warmer Can Be Used On A Variety Of Materials E.g. On Water Cups Mineral Water Bottles Milk Boxes Etc.5. If You Have Any Question Please Feel Free To notice:1.actual Color May Be Slightly Different From The Image Due To Different Monitor And Light Effect2.please Allow 1-3cm Deviation Due To Manual Measurementdescription:net Weight: 90gsize: 29.5cm*13.7cm*1.0cmheating Sheet: Voltage 5v Current 1.8a Temperature 40-60material: Polyester Fabricheating Sheet Material: Silicone Alloy Heating Wireinner Diameter: 55mm-75mm Includes: 1x Usb Baby Bottle Warmer Bag " Easy To Clean And Maintain Note: 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.