Answer to the question; The trolley does not turn on.

This can be for various reasons.

Is the battery charged?
Are the plugs properly inserted and is the plug properly tightened on the trolley?
There may be dirt in one of the plugs. Disconnect the plugs, hold the open poles down and tap the trolley a few times.
Still not working? Then it can be a problem in the circuit board under the control panel or in one of the contacts where the plugs go.

Mail to, tell the problem and what has been done. Then an e-mail with a shipping note will follow to retrieve it so that we can repair it as soon as possible. If it falls within the warranty period, it is all free.