Professional sterilization bag for baby bottles. Sterilization of nipples and baby bottles with one click in 3 minutes. About the product: Ultraviolet (UV-C) light kills bacteria, viruses, fungi, mold, and more by physically destroying DNA. Removes milk taste from baby bottles. Easy to use: close and press the button twice. Convenient for working mothers: nipples and baby bottles are sterilized on the first level, while breast milk is stored on the second level (you need to place it in an ice bag). Two versions: with rechargeable battery and without battery. Other uses: for sterilizing baby clothes, toys, toothbrushes, and other items. Application: Why choose UV-C light? No LED-UV-resistant microbes. Effective: 99.9% non-toxic, no ozone, no radiation.