With the THO Target Optics XTO Red Dot Sight Replica, fast and precise engagement is easy. Four LR44 batteries supply the power needed. The red or green dot can be adjusted in the vertical and horizontal position as well as in its brightness. In this way, you can use the target optics independently of light conditions and time of day. The mounting is compatible with all common 22 mm RIS rails. Stability is provided by the robust metal.