Tommee Tippee - Ultra UV Steri Dryer - BlackThe Ultraviolet (UV) light in this steriliser kills 99. 9% of micro organisms including bacteria and mould. Theres no steam, no chemicals, just a safe and simple way to sterilise, dry and store your babys bottles and accessories Choose from 30, 40 or 50 minutes drying cycle, depending on how many items you wish to dry. The UV light also helps our glow in the dark products such as the night time breast like soother glow for longer.