How To Make Arduino Adjustable Countdown Timer with 7Segment Display | without RTC Countdown Timer

How To Make Arduino Adjustable Countdown Timer with 7Segment Display | without RTC Countdown Timer
Code, Schematics and Proteus Simulation Download link:- https://github.com/embeddedlab786/Cou...

Components Details () {
Solderless Breadboard:- https://marobotic.com/product/mb102-s...
Arduino Uno:- https://marobotic.com/product/arduino...
4 Digit Multiplexing 7Segment Display:- https://marobotic.com/product/4-digit...
Push Button x 3:- https://marobotic.com/product/momenta...
Buzzer:- https://marobotic.com/product/buzzer-...
1-Channel 5v Relay Module:- https://marobotic.com/product/1-chann...
Male to Male Jumper Wires:- https://marobotic.com/product/male-to...
Male to Female jumper Wires:- https://marobotic.com/product/male-to...
Bulb Holder:- https://marobotic.com/product/bulb-ho...
220v LED Bulb:- https://marobotic.com/product/220v-le...
5v 2Amp Power Adapter:- https://marobotic.com/product/5v-2amp...
}

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