GSM SECURITY ALARM SYSTEM FOR SHUTTER & DOOR WITH 4 CHANNEL GSM RELAY SWITCH & DOOR LOCK OPENER

This security system is currently very popular in Pakistan completely made and designed by me it is a GSM based shutter and door security system this circuit is 100% tested and reliable and error free it is easy to install and made on high quality fiber glass PCB while Other GSM systems are difficult to install and program. I am a freelancer electronics engineer and manufacturer of these type of automation circuits in Pakistan I also make custom made automation circuits from scratch as per your requirements and provide complete R&D solution(I am also available for working on online projects R&D etc.). You can contact me or buy this product using following link. i will also guide electronics students in future using this YouTube channel. Please support me and Subscribe my channel. Thanks for Watching.

4 FUNCTIONS OF THIS CIRCUIT
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(1) SMS & CALL ALERT ON DOOR OPENING
(2) RELAY 1 CAN BE USED AS ELECTRONIC DOOR LOCK OPENER (OPTIONAL)
(3) RELAY 2 CAN BE USED AS BURGLAR ALARM (OPTIONAL)
(4) ALL 4 RELAY CAN BE USED AS ON/OFF GSM SWITCH (OPTIONAL)

FEW OF MY OTHER PRODUCTS ARE LISTED BELOW
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(1) GENERATOR ATS SYSTEM
(2) GENERATOR ATS SYSTEM FOR MOTORIZED SWITCH
(3) DIGITAL TIMER FOR WATER PUMP CONTROL

The videos of these products will also be uploaded soon.

OLX LINK AND CONTACT NUMBER FOR BUYING AND CONTACTING
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CELL: +92-300-2127232 (FOR INTERNATIONAL VIEWERS)
CELL: 0300-2127232 (FOR PAKISTAN)

https://www.olx.com.pk/item/gsm-security-alarm-system-for-door-shutter-with-electric-lock-opener-iid-1002556108

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