Here is how you can use conditional formatting to highlight cells that contain a specific number of characters before the "-" sign:
1. Select the range you want to apply conditional formatting to.
2. Go to Home > Conditional Formatting > New Rule.
3. Select "Use a formula to determine which cells to format"
4. In the formula box, enter the following formula:
=LEN(LEFT(A1,FIND("-",A1)-1))=2
This formula uses FIND to locate the position of the "-" character, takes the LEFT of the cell up to that position with LEN to count the number of characters, and compares it to your desired number of characters (2 in