Audible and visual feedback. Dimensions (L x W x D): 120 x 85 x 47mm. Flush mount (L x W x D): 105 x 80 x 45mm. Dimensions of the framework frames (L x W x D): 125 x 100 x 65mm. Input voltages: 12 V to 24V ac and 12 V to 48V dc. Consumptions: 50 to 140mA. IP 53. -25°C to +70°C.