<ul><li>Class IIIa 635nM Less Than 5mW</li><li>Arrow laser sighting tool for compound bows, cross-bows and all thread bows. Laser unit fits directly on to the arrow</li><li>The Laser Gives You The Ability To Fine-Tune Arrow Sights without Shooting an Arrow. No More Losing or Damaging Arrows. Hit the Target with your First Shot</li><li>Easy to use. Simply place 2x LR44 batteries in end cap twist end cap to turn on and place in chamber</li><li>Requires 2x LR44 button style batteries. (Included). Avoid Direct Eye Exposure to Beam</li></ul> Specifications: Color: black Laser: red Type: arrow laser bore sighter Length:60mm Head Dia:16mm Package includes: 1x arrow laser bore sighter 2x LR44 button batteries.

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