This small video shows how the 10277 Lego Set Crocodile can be operated properly with a train remote controller.

Check out at 1000steine.de Forum for plenty of PU information including software, hardware and programming: This thread is used to collect all useful information:

https://www.1000steine.de/de/gemeinsc...

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1000 thanks to User Lok24 at 1000steine! Without his help this train would still be useless to me (as I do not want to run the trains via App and smartphone).

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PLEASE BE AWARE THAT YOU WILL LOOSE ALL WARRANTY WHEN MODIFYING YOUR MOTOR AND EQUIPMENT LIKE HERE. DAMAGE MIGHT DESTROY YOUR ITEMS. I DO NOT GRANT ANY WARRANTY ON THIS MOD.