External wired door bell for security access control.
Featured with soft, loud and clear ding dong playing bell sound.
Connect to DC 12V power directly. Can be used for a long time.
Easy to install, wall-mounted .
Switch is not included. A good replacement for the old and broken one.
Specifications:
Condition: 100% Brand new and high quality
Material: ABS Plastic
Color: As picture shown
Voltage: 12V DC
Operating Current: 20mA
Environment Temperature: -15°-45°
Relative Humidity: 0%RH-90%RH
Installation: Wall-mounted
Ringtone: Ding dong sound
Decibel: 90db
Dimension: 88*62*24mm
