Nockturnal G Nock Shift Lighted Nocks Strobing Red/Blue 3 pk. Super-bright LED illumination;Lithium battery power;Clear polycarbonate construction;Streamlined tool-free on/off switch;Fits G arrows;Includes universal FIT collars;Battery life: 17+ hours;Available in Red, Green, Blue, Pink, Orange and two color strobing;3 packtable.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; } Second Color: Blue Item Category Code: 1100 Product Group Code: 1100B Product Sub Group 1: 1100B2 Pack Size: 3 Inactive: No