MaterniT21 Test Accuracy?

Angelica 💝 • Blessed with Twins Aangel💙Aanastasia💗11 Months 👩🏻‍🍼👩🏻‍🍼

How accurate is the MaterniT21 test? I've never had it done before with my previous pregnancies but this time opted for it since my age (37). I have twins and hoping to find out genders of the babies. Thanks