1. Processor 



It must be Intel i5 8th or 9th  generation processor if you want AMD processor than you can go for AMD Ryzen quad-core ryzen 5

2. RAM

You can go with 4GB RAM But You Should go for 8GB or 16GB

3.Hard Drive



Go with SSD or With Both SSD and HDD . SSD are much Faster than HDD 


4. OS (Operating System)



Go with Linux Operating System or with Windows Operating System

5. Display



Display Full HD Screen Resolution 1920 x 1080 IPS Display or you can go with TFT  display but IPS are much better than TFT


With all this Specification you will get laptops Under 35,000rs to 50,000rs