molten Electronic Whistle B (Blue) RA0010-B New, unused item. Please purchase if you understand that this item has been stored at home. Color: Blue Sound: Piro-piro (similar to a low-pitched whistle) Batteries used: 2 AA batteries (sold separately) Battery life: Approximately 16 months (2 seconds per use, 20 times a day) Accessories: Rope (with 2 adjustment rings) Type: Whistle Whistle material: Plastic