As soon as it notices the gas leaked then promptly gives a command towards the microcontroller, then it tends to make the tripping mechanism activate for turning off the facility provide. In this project, the RF module is used to mail the information to the alarm & tripping circuit remotely. https://eduardomatmd.blogminds.com/how-pay-someone-to-take-my-electrical-homework-can-save-you-time-stress-and-money-26452342