Old Dutch 868 Tri-Ply Copper Windsor Whistling Teakettle, 3-Quart The sound level of the kettle range from 75 - 85 Decibels Painted wood handle and knob; Suitable for all types of cooktops: Gas; electric; glass ceramic; induction and halogen A pleasant whistle cleverly hidden in the lid sounds to alert you when your water's boiling This kettle's un lacquered copper will gracefully age to a natural patina; Or preserve the original bright copper look with occasional polishing Wide opening for easy filling and cleaning , Stay-cool wood handle and knob