YASONG SLA-YJ02 120dB Wireless Emergency Siren, 2000m Remote, 6 Tones, 15W, IP54, LED Strobe 485 Trigger & Interface Alarm Siren This product requires DC12V–24V vehicle

This product requires DC12V–24V vehicle power and does not include a built-in battery

light or sound-light modes for flexible warning

and a USB-C charging cable

The YASONG SLA-05B1 outdoor timer alarm siren combines a 0–130dB adjustable horn

0–130dB adjustable volume for different environments

YASONG SLA-YJ02 120dB Wireless Emergency Siren, 2000m Remote, 6 Tones, 15W, IP54, LED Strobe 485 Trigger & Interface Alarm Siren This product requires DC12V–24V vehicleThe YASONG SLA YJ02 is a wireless emergency alert alarm siren with a 120dB loud horn, LED strobe warning, and 6 different emergency tones for public safety and site warning use. This model stays in standby mode after power on and can be triggered by remote control or by the button on the siren. The remote control distance is rated up to 2000m 1. 24 miles in open areas without wall blocking. 120dB loud horn for clear emergency warning 6 different tones