110/220V Air defense alarm , quake alarm 110/220V Air defense alarm , quake alarm BrandYUMOModelYM-M201TypeElectric alarmUsageFire, air defense, earthquakeProduct parameters: Product name: electric alarm Voltage:AC 110VAC 220VCurrent:1.9A 1.0ASound level ±2dB(A) Radius one meter away113113Frequence:10001000Weight:3.5KGPacking dimension:23.4*15.3*20.3MM Product Dimensions chart: Products ...