• Install the correct insert for your arrow into the back of the arrow
• Place the LED in nock and slide into the insert
• Ignitor contains 3 complete lighted nocks that fit the 3 most common bolt sizes (.285, .295, and .300) inside diameters
• Half moon and flat nocks are included
• LED's are removable and replaceable
• Save battery life by practicing without the LED in
• Red LED provides up to 15 hours of continuous light
• Green LED provides up to 50 hours of continuous light