Feature: 1. Multifunctional Bottle Warmer: Fast warming for infant bottles, food heating, breastmilk defrost, 48 hour keep warm. Almost meets the various needs of infant feeding, every mother needs to have. 2. Fast Heating: Unlike most bottle warmer, our bottle warmer has a powerful internal regulator. Fast warming only takes 2-5 minutes, and you only need to set the bottle type and milk volume. The bottle warmer will quickly heat up to the right temperature. Up to 55 degrees Celsius, this is nice for infant. 3. Portable and Travel Friendly: 6000mah large capacity battery, it can also be used anytime and anywhere, no need to connect the power supply. The compact and lightweight design is easy to carry. 4. Accurate Temperature Control: Our bottle warmer evenly heats the bottle, and multiple temperature sensors allow for accurate control of the milk temperature. It can prevent over heating due to the mother's failure to remove the bottle in time due to busyness. This better protects breast milk nutrients. 5. Safety: Our bottle warmer is made of food grade ABS safety material and high temperature resistant material. The night light function make night feeding more convenient, and the thermal insulation function allows you to schedule it more accurately. When your infant needs milk, you are always ready to feed. Specification: Item Type: Bottle Warmer Sleeve Material: ABS, Leather Battery Type: Lithium Ion Battery (Shipped with Built in Battery) Battery Capacity: 6000mah. Package List: 1 x Bottle Warmer Sleeve1 x Charging Cable1 x User Manual