Harmony XVM LED Beacon Tower with Buzzer, 2 Light Elements, Orange, Red, 24 V ac/dc. Light Effect: Steady. Multifunction: Yes. Decibels at 1 Metre: 85dB. Mounting Style: Base Mount. Height: 421mm. Base Diameter: 71mm. Connection Type: Cable. Maximum Decibel: 85dB. IP Rating: IP54. MPN: XVMB2RASHSB, Schneider Electric