Ellen Archery 12PCS/lot LED Arrow Nock Light Arrow Nock Hunting Arrow Nocks Lighted Led Arrow Nock Tail (6pcs Green+6pcs Blue)
Brand: Ellen Archery

Specification: Type: LED lighted Size: Fit any arrow shaft with inside diameter of 6.2mm Color: Red Green Blue Quantity: 12 Pcs Note: This is not a toy, do Not shoot at people

Diameter: For 6.2mm Shaft Fits any bolt with diameter 6.2MM
These kind of LED arrow nock can keep luminous over 48 hours.
This is the cheapest luminous nock. This lighted nock is the simplest design, it will not automatically light up the bowstring, you need to manually push the battery to light up. Those who mind, seriously consider buying.
Lightweight and precision-balanced to help prevent arrow loss, and help game recovery.
package: 12pcs