Fit for arrows with inside diameter of 0.299” (7.60mm); Provide 5 color LED lighted knocks for your choice
HIGH VISIBILITY & SUPER BRIGHT; 48 hours battery life, easy to find your shaft at night or dawn
Bowstring activate on-off switch, no screw driver required
Strength rib more secure, waterproof and shock resistant design
Half moon shape, perfect design for outdoor hunting target shooting