alerter,alarm,electric siren,syren,signal,signal alarm,alarm buzzer,alerter,alarm,electric siren,syren,signal,signal alarm,alarm alerter,alarm,electric siren,syren,signal,signal alarm,alarm buzzer,alerter,alarm,electric siren,syren,signal,signal alarm,alarm* Size: 7x4.2x2 CM* Weight: 28 G* Power: 3xAG13* Package: 1pc/white box,50 pcs/inner ctn, 200pcs/ctn* Outer ctn size: 33x27x32cm, 7 KG Alerter ...