YASONG SLA-800K 120dB Dry Contact Trigger Alarm Siren, 12 Tones, IP65, USB Upload, LED Strobe Wireless Remote Control Alarm DC12V–24V vehicle power input and

DC12V–24V vehicle power input and 16

IP65 waterproof and dustproof ABS housing for outdoor use

5Ah backup battery for added power continuity

45W alarm siren for outdoor security use

YASONG SLA-800K 120dB Dry Contact Trigger Alarm Siren, 12 Tones, IP65, USB Upload, LED Strobe Wireless Remote Control Alarm DC12V–24V vehicle power input andThe YASONG SLA 800K dry contact trigger alarm siren combines a 120dB loud horn, discrete signal activation and LED strobe warning light for sensors, PLC systems, level gauges, cameras, factories, mines, ports and industrial safety warning areas. This model works by signal triggered operation: after power is connected, the siren stays in standby mode and starts sound and light warning when it receives a sensor or switch signal. 120dB loud alarm sound