Door Chime, DC 12V Wired Door Sensor Alarm Chime Door Entry Alarm Door Ringer Access Door Bell for Home Office Access Control System

• LOUD CLEAR SOUND: Door Chime is featured with soft, loud and clear ding dong playing bell sound. even if you are a few rooms away or on another floor, it ensures you will never miss a visitor in every door/window
• EASY TO INSTALL: Wired Doorbell Door Bell Alarm can be easily installed by wall-mounted or double-sided adhesive paste. Which without any complicated tools, and it does not require complicated operations
• RELIABLE MATERIAL: Door Entry Chime is made of sturdy ABS Plastic material, which can withstand the tests of time, providing you with an accessory you can rely on
• WIDE APPLICATIONS: Doorbell Alarm Chime can be used for business, home, apartment, classroom, office, basement and more. Switch is not included. A good replacement for the old and broken one
• SERVICE: If you encounter any questions about our Wired Access Door Bell, we will try our best to solve the problem for you. We pride ourself with the Customer Service we Provide

Specifications: Material: ABS Plastic Color: As picture shown Operating Current: 20mA Environment Temperature: -10℃-45℃ Relative Humidity: 40%RH-90%RH Installation: Wall-mounted or double-sided adhesive(not included) Size: Approx. 8.6 * 8.6 * 2.5cm / 3.39 * 3.39 * 0.98in Weight: Approx. 90g Wire Connection: Red: + 12 V Black: GND Green: BELL1 Yellow: BELL2 Package Included: 1 * Door Bell