**6. Effective solutions**

Although this field has so many issues, but still researchers are trying to solve those problems doing researches on it. Advance Simulator with compatible hardware, devices are being upgraded by computer engineers, so this will be helpful to research work and researchers do many update researches on WSN. More or less, researches are trying to put idea about network lifetime of sensor battery. Also, they are making cryptography algorithm to provide more security about field. Some solutions are given as followed below:

