This model works with a wired button control box: after the siren and button box are connected
LED strobe light with a default red lampshade
6 different tones selected by remote control or siren button
and multiple remote control options for outdoor safety alerts
YASONG SLA-290-II 7-Color Strobe Siren Light, 120dB, 9 Tones, 3 Flash Modes, DC10-30V, IP69K Bike Alarm Siren This model works with aThe YASONG SLA 290 II 7 color strobe siren light combines a 0120dB adjustable horn, 9 built in alarm tones and 3 seven color flashing modes for project vehicles, automation equipment, factory workshops, construction sites, lifting machinery and security posts. This model uses a DC1030V power input and comes with an adapter, so no wiring is required for normal use. Tone, volume and flashing mode can be adjusted through the SW1 and SW2 buttons inside