The Swarovski Z8i II 3.5-28x50 riflescope with the BRX-I illuminated reticle is a high-performance, second focal plane (SFP) rifle scope designed for hunting and sporting applications, featuring an 8x zoom, a Swarolight feature for automatic illumination, and is compatible with the Ballistic Turret Flex (BTF).BRX-I Illuminated Reticle SFPLarger Buttons & Improved Throw LeverCapped, Finger-Operated Turrets70 MRAD Elevation & Windage0.1 MRAD per Click Adjustment30mm One-Piece MaintubeAccepts Ballistic Turret Flex (BTF)Lightweight Anodized Aluminum Housing93% Total Optical TransmissionFogproof & Waterproof to 13'INCLUDED: Swarovski 3.5-28x50 Z8i II Riflescope (BRX-I Reticle)Lens ClothBikini-Style Scope Cover2 x CR2032 BatteryLimited Lifetime Warranty