The Garmin Xero is an auto-ranging bow sight. It has a built-in rangefinder and automatically displays an aiming dot in the exact position for the distance to the target. You don't have to think about which pin to use or dial your sight to the correct distance. You don't even have to take out your rangefinder. Simply press the pressure pad attached to the front of the bow's grip and place the reticle on your target. When you release the pressure pad, an aiming dot will appear. Stick the