Easy-to-see LED illuminated nocks
Operates for 20+ hours on lithium battery
Precision contact switch for assured illumination
No prepwork or tools needed to install
Never lose your arrows with the easy-to-find Nockturnal-S Lighted Arrow Nock. This nock can go straight form the package to the shaft in fully operational condition. No preparation or tools needed. Just insert the nock and you are ready to shoot. Piston-driven contact switch ensures LED illumination every time. Waterproof and shock resistant design. Features a full 20+ hours of battery life. Fits arrows with an inside diameter of .244, including Carbon Tech Cheetah, Beman ICS, Easton Flatline, Easton Uni-bushing, Carbon Express Maxima, Victory VForce, and more. Package of 3 nocks.