Features [Multifunctional Bottle Warmer]40-45 constant temperature heat retaining and 15-minute fast heating, always prepare warm and nutritious milk for baby at anytime and anywhere. [USB Power Supply] Easy to get powered through AC adapter, laptop, desktop, power bank, convenient and flexible to use. [Wide Application] Suitable for milk bottles within 5-7cm (diameter); compact size, easy for carry, widely applied in daily feeding, night feeding, and travel. [Safe and Practical] Made from premium PU leather, no chemical smell, secure to use, a small item to make your motherhood less laborious and memorable. [Stylish Appearance Design] Also can be used as a menstrual heating pad and hand warmer for mother to relief the pain and cold; with generous and good-looking, a nice gift for yourself and an expectant mother. Specifications Color: Yellow, green, grey (optional) Material: PU Leather Product Size: 11.8 * 9.5 * 4cm/ 4.6 * 3.7 * 1.5inch Product Weight: 82g/ 2.8oz Package Size: 14 * 10 * 5cm/ 5.5 * 3.9 * 1.9inch Package Weight: 150g/ 5.2oz Note The milk bottle showed in the pictures is not included. You need to buy fast heating plug separately. Package List 1 * Milk Warmer