This versatile steriliser has three sizes allowing it to be adjusted to suit your needs: Small: at its most compact, ideal for sterilising accessories such as soothers and teats. Medium: perfect for breast pumps or toddler feeding such as plates, bowls, spoons etc. Large: Sterilise a full load (holds up to six 330ml bottles + accessories). Sterile contents in 6 minutes! Once the cycle is complete the steriliser automatically shuts down, as a safety measure, whilst minimising energy consumption. Quick & easy to use: Load, Add Water, Close, Run Cycle! Contents will remain sterile for up to 24 hours if left unopened, ideal for overnight feeds.