YASONG SLA-01Z 120dB Button Control Alarm Siren, 25W, IP65, LED Strobe, One-Button Linkage Signal Tower Stack Light volume and flashing mode can

volume and flashing mode can be adjusted through the SW1 and SW2 buttons inside the lampshade

Color and voltage options for different equipment setups

The Micro USB port allows custom audio upload for specific warning needs

Button 1 turns off the siren

The YASONG SLA-090 LED strobe siren beacon light combines a 0–120dB adjustable horn

YASONG SLA-01Z 120dB Button Control Alarm Siren, 25W, IP65, LED Strobe, One-Button Linkage Signal Tower Stack Light volume and flashing mode canThe YASONG SLA 01Z button control alarm siren combines a 120dB loud horn, 25W alarm power and LED strobe warning light for homes, factories, mines, schools, ports, warehouses and outdoor security warning areas. This model works with a wired button control box: after the siren and button box are connected, press the button once to start the sound and light alarm, then press again to stop the alarm. 120dB default siren sound for clear audible warning