By using CSS technology, with the help of NRF24L01 module implemented a wireless transmission of data without internet. By utilizing CSS technology (Chirp Spread Spectrum), the system eliminates the need for physical contact with water, reducing maintenance and increasing accuracy. The NRF24L01 transceiver module to ensure reliable, long range and energy efficient wireless transmission. The CSS technology enhances signals resistance to noise, interference and fading making the system suitable for challenging environments. The implementation highlights the advantages of CSS in optimizing communication for monitoring system.