Replacement Remote Control for LG 47LK450 RATIO, 42LK520 RATIO, 55LK520 RATIO Redi-Remotes cannot be programmed to control any auxillary devices. They will do every function for the specific unit they are designed to control. Remote measures 7 1/2" x 2 1/4" x 3/4" Redi-Remotes are not equipped with laser pointers or LED lights.