In the addon settings section we can see the CPC and setup the basic settings.

Click on the CPC link to add the settings.

CPC Profit Percentage – This is the profit percentage to publisher. If you set 40%, publisher will get 40% of the click value and admin will get 60%.
Default CPC Rate – This is the minimum default rate of the clicks. Advertiser cannot use a lesser value for the clicks. Please note that it is the rate for 1 click.
Minimum CPC Daily Budget – This is the minimum daily budget advertiser can set.
CPC Impression Tracking Interval – This is the time interval for tracking a cpc impression. If the value is 1 second, the impression is counted only if the ad is displayed for 1 seconds.