Olive Drab Hand Crank SirenEver fancy really pissing your neighbour's off at 3am? Perhaps you want to trigger grandpas PTSD by tricking him the Blitz is happening all over again just for a laugh? These hand crank sirens will give you the immersion you need. Are they as loud as the civil defense ones down at your local fire station? hell no. But they do crank out 100 decibels without much effort. An aluminium construction keeps the siren relatively lightweight and the handles