With this scope with 2.5x - 10x zoom, you can get close to any target. The scope comes standard with a set of high mounts for your standard RIS (20 mm - 22 mm) and a lens cover, perfect for protecting your scope during transport. The aiming cross can be calibrated both horizontally and vertically. Both the focus and parallax are adjustable The scope also features a red/green illuminated aiming cross with adjustable brightness in 5 levels. Operates on 1x C2032 battery (included).