This is a complete agm comanche 22 nw2+ night vision (not thermal) clip on system. It has been used very little and comes with a infrared illuminator and 2 front scope mounts (size 46.7-50 and 56-58.7 mm) for mounting directly onto daytime scope. Can also be mounted directly onto rail. agm will transfer warranty to u.. over 2.5 years left on the clip on.. (front scope mounts and illuminator have not been registered for warranty)... unit takes standard double a battery.. unit is in good working condition..no known problems