Portable Water Warmer for Formula 14 Ounce travel friendly baby's brew warmer

Only been used with water for a trip, in excellent like new condition. Long press the power button to turn it on, then keep pressing to change the temperature. Long press to turn it off. 104 ℉/113℉/122℉/ 131℉ four-speed adjustable and precise temperature control. Touch and hold the power button for 2s to set the target temperature At room temperature, 120 ml(4 oz) of water was heated to 104 ℉, it takes about 10 minutes and can be heated about 10 times. It is recommended to pour water into the warmer and set the ideal temperature before going out. Water can be kept warm for up to 12 hours, easy to brew at any time. Also can pour the breastmilk into a warmer to warm up. The SUS316 material is food grade. And the wide mouth design is easy to clean.