YASONG SLA-SD500-Y 130dB Remote Emergency Siren, 2000m Range, 30W Horn, 10W Floodlight, IP65, 3 Tones Product Size:20.8 × 15.26 × 47.4 cm / 8.2 × 6 × 18.7 in 120dB loud alarm sound for

120dB loud alarm sound for clear safety warning

with a PS (Polystyrene) lampshade and LED light bead

so the mainframe or public address control station is not included

113dB loud alarm to help scare off potential thieves

YASONG SLA-SD500-Y 130dB Remote Emergency Siren, 2000m Range, 30W Horn, 10W Floodlight, IP65, 3 Tones Product Size:20.8 × 15.26 × 47.4 cm / 8.2 × 6 × 18.7 in 120dB loud alarm sound forThe YASONG SLA SD500 Y is a wireless remote emergency alarm siren with a 130dB loud horn, LED strobe warning, and floodlight for outdoor safety alerts during power outages or emergency situations. This model supports wireless remote control up to 2000m 1. 24 miles in open areas without walls. When power fails, the built in lithium battery can keep the siren and warning light working for about 2 hours. 0130dB adjustable volume controlled by button