sliding gate monitor

Job ID: 30836984

Budget: $30 – $250 USD

Hello
I want the code written for a project as follows:
I am using 2 Arduino Nano Boards and 2 NRF24L01+PA boards.
i need a transmitter activated by a normally closed magnetic reed switch to activate a receiver board with a dry contact relay. must be wireless operation. need wiring as well as code