Feature: 1. Precise and Fast Heat: Portable milk bottle warmer adopts imported temperature sensor chip for precise heating. When using the 5V 2A adapter, it only takes about 20 minutes to heat 150ml of water from 30℃ to 40℃. 2. Temperature Adjustment: This bottle warmer has a LCD screen, which can monitor the temperature in real time, you can freely adjust between 38℃ and 55℃. 3. USB Port: This bottle heater is designed with USB port, which is suitable for various power supply modes, light and safe. 4. Widely Use: The bottle warmer is suitable for various occasion, which can be used for travel, plane and car, making our life more comfortable. 5. Reliable Materials: Portable bottle warmer is made of premium materials and is waterproof, can be cleaned with paper towels or other towels. The heating components are included. Do not wash it directly with water. Specification: Item Type: USB Baby Bottle Warmer Material: Waterproof fiber cloth, composite heating pad Model: 001 Input Power: 5V 2A Bottle Diameter: Approx. 8cm/3.1in Size: Approx. 8x14cm/3.1x5.5in Heating Method: Uniform heating around Shape: Straight. Package List: 1 x USB Baby Bottle Warmer1 x USB Data Cable Note: Please note that different power supplies have different heating times.