Siren Sound Generator Minikit generates 4 different sounds: police siren, fire brigade, emergency vehicle and laser gun. Includes adjustable sound pitch, On/Off switch and PCB speaker.
- Power supply: 9V battery (not included)
- Soldering required (photo shows assembled circuit)
- Difficulty level: 1 out of 5
- Dimensions: 2.4 inches x 1.6 inches