The HE407C-GR-V2 is an open reflex optical sight designed for pistol applications. Features include Holosun’s Super LED with up to 50k hours battery life, 2MOA dot only, Solar Failsafe, and Shake Awake. Features of the Holosun HE407C-GR-V22 MOA Green Dot Reticle12 Brightness Setting: 10 DL & 2 NV CompatibleUp to 50,000 Hours Battery Life (Setting 6)Convenient Tray Battery CompartmentParallax-free & Unlimited Eye ReliefSolar FailsafeShake AwakeIn the Box: Picatinny MountT10 L KeyLens ClothUser Manual Holosun HE407C-GR-V2 Green 2MOA Dot Only Open Reflex Sight w/ Solar Failsafe and Shake Awake - HE407C-GR-V2