Pay Scale = 2 * Work Experience
e.g say you have experience of 4 yrs, ideal pay scale should at be close to 8+Lacs.
Moreover, there are additional factors like location, company size and type, skill set, certification, etc which may impact the overall salary package. e.g a multinational or pure QA based company will offer higher and attractive packages as compared to small scale organizations for same experience.
Further, Automation engineers are offered bit higher packages as compared to functional tester as Automation engineers need to write code based on business scenarios and test cases