Hotel Access Doorbell Input Voltage(High Voltage) : 220V Input Voltage(Low Voltage) : 12V Material : Acrylic Working Humidity : 10~95% RH Net Weight : 0.063KG Send Inquiry Live chat Product Detail Share: PREVIOUS:IV-IMTP-702 NEXT:Curtain Series Related Products 1900 Series Keycard Switch IV-IMTP-402 1900-UV Series Smart Home Solution Wristband Keycard Switch