eBay

No Assembly Needed: Ready to use out of the box; just insert the nock into your crossbow bolt and start shooting.
High-Visibility LED: Easily track your arrows with bright, long-lasting LED lights—perfect for low-light conditions.
Extended Battery Life: Over 72 hours of continuous lighting ensures your nocks last throughout extended hunting trips.
Bowstring Activated On/Off Switch: Easily control the nock’s light with a simple switch, no tools required.
Perfect Fit for BALLISTA STING Bolts: Specifically designed to fit BALLISTA STING bolts, ensuring maximum performance and accuracy.

Note: When the battery weakens, the nocks may still function after a brief rest, extending their usefulness until the power is fully depleted. Please dispose of batteries in an environmentally friendly manner.