This model uses an AC100–240V power input and comes with an adapter
9 built-in alarm tones for different warning applications
select the correct voltage
it triggers both audible and visual alerts
YASONG SLA-05BWIFI 130dB WiFi App Control Siren, 45W, 12 Tones, IP65, 2.4GHz WiFi, USB Upload, LED Strobe Alarm with Infrared Detector This model uses an AC100–240VThe YASONG SLA 05BWIFI smart WiFi alarm siren combines a 0130dB adjustable horn, 12 built in alarm tones and a LED strobe warning light for shops, schools, factories, homes, warehouses and outdoor security areas. This model can be turned on or off through the eWeLink app after power connection and WiFi pairing. It is compatible with Amazon Alexa and Google Home, and supports timer schedules and device sharing for daily warning control. WiFi app