Red dot EOTECH style model: RD558 color: BLACK/DARK EARTH point light: red/green (LATERAL SWITCH) intensity: multi-level magnification: 1x reticulum: 1 reticulum at viewfinder temperature min. Operating Range: Up to -40 ° C transmission holographic: parallax free at 100% objective diameter: 30x23mm with anti-reflective and scratch-resistant surfaces size: 136x55x60mm weight: 300gr. battery: works with 2x MINI STILO AA (BATTERIES NOT INCLUDED) material: aluminum attack: 20mm slide weawer picatinny (QUICK RELEASE) calibration adjustments: up/down – left/right eye relief: unlimited ultra quick target acquisition wide field of view shockproof