A convenient sterilizer that sterilizes baby bottles in the microwave in 5 minutes using water. As I rarely used baby bottles themselves, this item has also been used very few times and is in excellent condition! - Brand: Combi - Product Name: Jokin Jo-zu (Sterilizing Genius) - Function: Microwave sterilizer - How to use: Just add water and sterilize in the microwave - Sterilization time: 5 minutes - Made in Japan: Yes - Included: Instruction manual Thank you for looking.