The Viridian RFX-35 Laser Green Dot Sight Reflex in black is a high-quality optic designed for shooting sports such as hunting. It features a 17mm objective lens diameter, a MOA dot reticle color in green, and is made from durable aluminum alloy. The sight is powered by CR2032 batteries and has a Picatinny mount for easy attachment to handguns and rifles. Additionally, it is waterproof, making it suitable for use in various shooting conditions. The Viridian brand is known for producing reliable and accurate optical accessories, making the RFX-35 a great choice for precision shooters.