Opinions ?

I just had my 3rd baby 6 months ago & just found out I’m pregnant again. This would make pregnancy #5 I had a miscarriage 2 years ago & have 3 kids as of now.. so I’m anxious. Based off my last period I should be 4w2d , my tests are still faint & haven’t gotten darker just yet. I’m hoping everything works out & they progress to getting darker & hoping that I just implanted later after ovulation? Here’s some pics of my test I’ve

Taken so far …