详情后告 meaning in English

full details to follow
revert- we shall telling you about it again（or later）

If a teletransmission states " full details to follow " ( or words of similar effect ) , or states that the mail confirmation is to be the operative credit or amendment , then the teletransmission will not be deemed to be the operative credit or amendment
若该电讯文件声明"详情后告" （或类似词语）或声明随后寄出的邮寄证实书将是有效的信用证或修改，则该电讯文件将被视为无效的信用证或修改。