I just wanted to check with you about these points
Could you tell me about these points in a bit more detail?
I just wanted to ask you about these points.
「気になっているのは、こういう点です。」= I just wanted to check with you about these points / Could you tell me about these points in a bit more detail? / I just wanted to ask you about these points.
ボキャブラリー
check = 確認する
tell me = 教えてもらう
points = 点
bit more detail = もう少し細かいディテールで
ask you = 聞く、質問する