- Material: ABS Plastic.
- Cable length 3 meters.
- Wired doorbell is highly resistant to interference and are not subject to any signal interference,ensuring no false ringing.. Support connection with extension cable by yourself for more convenient use.
- Small ize, easy wall-mounted installation , just attach to the wall with self-attached double-sided adhesive tape.
- Two AAA batteries power supply, power-saving design, no power consumption when not ringing, long battery life.
