The Meprolight 1343033101 offers combat-tested self-illuminated night sights that significantly increase your probability of hitting stationary or moving targets in low-light conditions. Its TRU-DOT models provide an enhanced handgun sighting system for expedited inherent aiming which does not require any shift from day to night use.Regardless of the time of day, the shooter\'s aiming reference is represented by three solid dots. These dots are identical in both appearance and location under all lighting circumstances, ensuring consistency and accuracy.