I would suggest you explore more books so that in case you have left out some important topics, you can cover them also before starting your JEE Main 2018 Preparation.

Here is the list of best books for JEE Mains that every aspirant should prepare for uplifting their skills.

Physics Books

1. Concepts of Physics Vol I & II by H. C. Verma
2. Problems in General Physics by I. E. Irodov
3. Fundamental of Physics by Halliday, Resnick & Walker
4. NCERT Books (Physics XI & XII)

Good Luck :)

You can start your preparation through NCERT book to make your basics clear and to build your concepts strong. 

After, NCERT you can refer H.C Verma, Pradeep's & Arihant publishers.

Make sure you refer past year problems to understand the level of the questions and MCQs for your practice.

Good Luck!!

Basic level - NCERT
Competition Level - HC VERMS / IRODOV
Expert - MOCKS

All the Best!