There are two types of remotes currently in circulation for the Hopper Walker®. One remote has 3 lights on the upper left hand side of the remote, the other has 4 lights. The Hopper Walker® Quick Association Instructions have directions for either type of remote. Pick the appropriate video to see how to sync the remote to a base.
There have been several joystick and joystick box configurations for the Hopper Walker®. Please use the following link to identify your current joystick and download the appropriate joystick replacement document.