YASONG SLA-S001 130dB Portable Highway Maintenance Alarm Siren, 100W, 20Ah Battery, Red Blue Strobe 485 Trigger & Interface Alarm Siren the remote-control range can reach

the remote-control range can reach 0

and prepare 4 AA batteries separately

12–24V DC input for common vehicle power systems

broken wire

110dB default siren sound for clear power outage warning

YASONG SLA-S001 130dB Portable Highway Maintenance Alarm Siren, 100W, 20Ah Battery, Red Blue Strobe 485 Trigger & Interface Alarm Siren the remote-control range can reachThe YASONG SLA S001 portable highway maintenance alarm siren is designed for road work, highway maintenance, tunnel construction, emergency rescue sites and temporary outdoor safety warning areas. This model combines a 300W maximum power alarm system, 130dB adjustable sound, red and blue LED strobe warning lights and a built in rechargeable lithium battery. It supports portable movement with a handle and pull rod structure, making it suitable for