Convert your current riflescope into a thermal powerhouse providing clear and detailed thermal images even in complete darkness. Mount to picatinny rails with the included adapter or attached seamlessly to a variety of daytime scopes with an optional mount (sold separately). A user-friendly interface allows for quick adjustments in the field. With advanced features such as multiple color palettes customizable reticle holdovers and video recording capabilities the Cronus ATS PRO 35C-640 provides exceptional performance and versatility.