BFN BFN BFN 😩😩

Most common post on here lol but 3 days late from my period & my periods are every where but never past 32 days I usually have them every 2 weeks so I’m sat here thinking WELL SHIT WHAT IF?!?! Like full on buzzed with excitement and bfn after bfn BUUUUUT

I only use those one step eBay test strips should I try an official brand to be sure??????

IDK CONFUSED FO SURE