Aim
The goal of the activity is to unlock the door without contact using the bluetooth (HC-05).
Materials Required
- Arduino UNO
- Battery Holder – 1
- Solenoid Lock – 1
- Lithium Batteries – 3
- DC Motor – 2
- Single Channel Relay – 1
- HC 05 Bluetooth
- Several Jumper Wires
Wiring Diagram
Desired Outcome
The solenoid lock works on the basis of the lock and unlock button in our mobile whenever we tap on it.