110dB Siren Alarm, 4 x 4.2 in Security Horns Sirens, IP65 Waterproof 12V Sire…
Angle Adjustable: The alarm siren horn base of our 12v siren waterproof is fixed by one screw. The angle of the alarm horns can be adjusted up and down, and the security horns & sirens base can be fixed on the wall, table, ground, etc. by screws.
