U can use opk for hpt!!

Kaitlyn • I am 26 yrs old my husband and i have four children 2 are my bio. We suffered a m/c jan 2015 and have been ttc ever since

I got a faint +hpt at 2pm after 4 hr hold.

Peed again 30 min later used book to test. Got +!!

12dpo/cd24

+opk is the blue one. Other two are hpk