panel-mounting type with fast-on connectors continuous or pulse mode operating power: 3-28 VDC / 8 mA tone type: single / pulse operating voltage: 4-28 VDC rated voltage: 12 VDC current consumption: 10 mA osc. frequency: 2.9 ±0.5 kHz sound level: 90 dB connector type: faston body colour: black weight: 34.6 g operating temperature: -20 ~ +70 °C storage temperature: -30 ~ +80 °C housing: ABS 757 UL94HB plastic resin IP rating: 68 (EN)