Sunveno travel milk bottle warmer with USB is a perfect for mums while travelling, on a holiday or a day out with your baby. This bottle warmer outer material is made of velvet and very easy to use with the USB cable. Can be connected to your laptop, power bank or a car charger. This bottle warmer by Sambox maintains the temperature of the milk, food or water for the baby. For the mums who want to give expressed breast milk, this bottle warmer is very handy - just keep the thawed milk in the bottle and plug in the warmer, whenever baby needs it, you can feed. Can be easily clubbed with Sunveno diaper bag, as it has a USB interface, so can keep the bottle warmer in the side pocket or front bottle pocket and connect to keep the baby milk warm and handy! Specificaions - Output Voltage : 5V, Output Current : 2A, Color : Grey, Size : 28 x 10 cm / 11 x 4 inch, Cable Length : 32 cm / 12.6 inch, Inner Material : Tin Foil, Outer Material : Polyester, Package Included : 1 x Bottle Heated Cover (power bank not included)