- Alarm and Fire alarm includes: mobile phone Itel IT2180, Arduino pro mini, Nrf24l01, relay 5v * 5, PIR sensor, MQ2 sensor, Adapter 5v 3A, BUZZER, Button. "Alarm and Fire alarm" Work for 8 hours when power is lost.
- "Alarm and Fire alarm" also features: "Guest alarm". This feature is controlled directly on the device, when the alarm is off. (The device will sound when guests arrive)
- "Alarm and Fire alarm" uses phone batteries when power is lost.
- "Arduino pro mini" will press the buttons on the phone. Advantage is: cheaper price (mobile phone is 9 usd, sim 900a module costs 16 usd). Using cell phones we get: batteries, monitors, keyboards.
modul relay logic
Enter two numbers in the phone book. Used to call when an alarm occurs.
After completion. Box using PVC sheet.
Enter the program code for "arduino pro mini", enter the phone book. Then close the box cover.
Self-protection feature of alarm device when power is off.
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