The siren kit from Velleman is a novel kit that will generate 4 different sounds, including police siren, fire brigade, emergency vehicle and machine gun. .
RV1 adjusts sound pitch
On/Off switch and PCB speaker included
Suitable for beginners
Dimensions: 60 (L) x 40 (W) mm
Velleman MK113
Requires a 9V PP3 battery (not included).
Please note: This is a self-assembly kit and requires soldering.
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