Description:
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<br />High-Visibility LED
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<br />Bowstring activated on-off switch
<br />Breakthrough design.
<br />30 grains total weight
<br />half moon shape nocks
<br />fits for crossbow bolt size 0.297"-0.302"(7.6mm) ID 
<br />can be lighted about 48 hours.
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<br />Method of use:
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<br />The nock will be lighted by the pressure of tense string. you can use a little tool to push the colorfull part up through the hole when you want to colse the lighted led.very easy and convenient to use.<p> <b><b><img src="https://contestimg.wish.com/api/webimage/5860c03086b69f4cfcb2b4ed-large.jpg"><img src="https://contestimg.wish.com/api/webimage/5860c03086b69f4cfcb2b4ed-1-large.jpg"><img src="https://contestimg.wish.com/api/webimage/5860c03086b69f4cfcb2b4ed-2-large.jpg"><img src="https://contestimg.wish.com/api/webimage/5860c03086b69f4cfcb2b4ed-3-large.jpg"><img src="https://contestimg.wish.com/api/webimage/5860c03086b69f4cfcb2b4ed-4-large.jpg"><img src="https://contestimg.wish.com/api/webimage/5860c03086b69f4cfcb2b4ed-5-large.jpg"><img src="https://contestimg.wish.com/api/webimage/5860c03086b69f4cfcb2b4ed-6-large.jpg"><img src="https://contestimg.wish.com/api/webimage/5860c03086b69f4cfcb2b4ed-7-large.jpg"><img src="https://contestimg.wish.com/api/webimage/5860c03086b69f4cfcb2b4ed-8-large.jpg"><img src="https://contestimg.wish.com/api/webimage/5860c03086b69f4cfcb2b4ed-9-large.jpghttps://contestimg.wish.com/api/webimage/5860c03086b69f4cfcb2b4ed-10-large.jpg></b></b></p>