Specifications:

Power:3W

Dimension:8.6*6cm

Source Voltage: 220V

Wired door bell 12V for security access control

Connect to DC 12V power directly

Features a bell sound, small size and wall-mount hole, very easy to install

Switch is not included

Volume of doorbell: 90db

Working Voltage: DC12V

Red to 12V(+), Black to GND(-)

Feature:

Material: Plastic

Color: White