The Eotech Vudu FFP rifle scope with a host of performance enhancing features take you to the farthest reaches of your shooting abilities. Featuring XC High-Density glass; oversized precision-machined turrets with EZ Check Zero Stop and side-mounted parallax adjustment. Push button illuminated Horus H59 reticle with 10 brightness setting features an auto power-down to sleep mode after two hours of inactivity with an approximate run time of 500 hours at middle brightness setting 5. Includes product manual reticle manual throw lever battery lens cloth and Zero Stop wrench.