On-board illuminator Adjustable manual gain can be added for integrated brightness control. Improved dovetail interface for a stronger & more durable lock-up. Recontoured skeletonized pod design helps reduce bulk and increase rigidity.  Upgraded material composition for optimized strength-to-weight ratio. Articulating pod shutoff when rotated out of FOV with programmable auto power on/off when stowed upright. AA onboard battery. Fischer connector port allows for use of external battery packs.  The BNVD 1431 uses PVS-14 optics or RPO Lightweight Optics. ONLY SHIPPING TO ORDERS FROM THE USA