This is a set of two Molten electronic whistles. *Batteries are not included. *Sold as a set. ◎Loud Electronic Whistle (Black) RA0020 *See photos 3 and 4. This item is new and unopened. This electronic whistle has a loud volume and can switch between two different tones. - Brand: molten - Product Name: Electronic Whistle - Size: Loud - Feature 1: 2 different tones - Feature 2: Battery operated ◎Electronic Whistle (Blue) RA0010 *See photos 5-9. This item has been used for six months. Due to poor contact, the sound may be at maximum volume or half volume. *See photos 8 and 9. The protruding part of the insertion section broke when it was dropped, so it can be held in place with a rubber band as shown in the photo. If you are okay with the above condition, please consider purchasing. Thank you for viewing.