This online recertification is for students who have completed the Byrna Train-the-Trainer (8hrs) for .68 caliber platforms. This course is meant to recertify the instructors who will teach end-users in the Byrna .68 caliber landscape. This course is designed to update the student on any changes, additions, or edits since the T3. It is also meant to refresh the student on important lessons from the T3.