YASONG SLA-01H1 120dB Timer Alarm Siren, 25W, 12 Tones, IP65, USB Upload, LED Strobe, Wall Mount Portable Alarms working-time version and control method

working-time version and control method before listing

The YASONG SLA-01T1 timer alarm siren combines a 0–120dB adjustable horn

The YASONG SLA-3100 recordable alarm siren combines a 0–130dB adjustable horn with a LED strobe warning light for factories

so please confirm the voltage

YASONG SLA-01H1 120dB Timer Alarm Siren, 25W, 12 Tones, IP65, USB Upload, LED Strobe, Wall Mount Portable Alarms working-time version and control methodThe YASONG SLA 01H1 timer alarm siren combines a 0120dB adjustable horn, 25W alarm power and LED strobe warning light for factories, schools, public facilities, oil fields, chemical plants and outdoor security warning areas. This model includes an intelligent timing function, allowing users to set operating times so the alarm activates only when needed. It supports multiple voltage options and requires wiring before use. 0120dB adjustable sound for