LED Buzzer CAT Catalogue Description 5: LED Buzzer Red, Buzzer / Continuous, 80 dB Dimensions ? x H: 49.5 x 78 mm Operating temperature: +20...+50 °C Volume: 80 dB Bulb: LED Cap: Polycarbonate Case colour: Black Housing: Polycarbonate Protection rating: IP65 Service life: up to 50000 h Termination: Screw Terminal with Wire Protection Tone type: Buzzer / Continuous Current: 80 mA Frequency: 3 kHz Operating voltage: 24 VDC