E-Surfer Mag

Looking for wired speed controller for Jetboard

Hello Dear inventors!
I’m looking for the best solution for my Jetboard project.
I need wired hand controller for speed like were used for old Lampuga Jetbordads on the model Boost.
Maybe somebody know this supplier?

Also if anybody knows the suppler of good bluetooth remotes like used on Flite board, Awake board etc.