This feed bottle warmer is incredibly portable and can be charged anywhere using the included USB cable. Whether you're in the car, at your computer, or using a charging pack, you can easily charge this bottle warmer on the go. Made of durable polyester material, it is designed to withstand long-term use and provide reliable performance. With its convenient and portable design, you can take this bottle warmer with you wherever you go, ensuring that your baby's milk is always at the perfect temperature. Features -Color:As shown -Material:Polyester -Size:13.50X11.00X3.00cm/5.31X4.32X1.18in -Rated Input: -Rated Power: 5V(2A) - The milk warmer mainly keep the hot milk or water warm. It can keep the warm temperature and prevent it from becoming cold. - This baby bottle heater and heater heats up quickly and evenly, fits most baby bottles and is easy to use. - USB interface, easy to use, fit for use at home, travel or car. Portable and convenient. - 3 modes temperature adjustable, you can choose the right mode according to your needs. - You can give it as a gift for new parents, show them your love and concern. Package list: 2 x baby bottle warmer