https://www.diver.pt/fr/trx4m/100386-9785-020334978509.html100386ECM-2.5 Electronic Control Module, waterproof (low voltage )https://www.diver.pt/40113-large_default/9785.jpg55.9555.95EURInStock/Home/TRAXXAS/Home/TRAXXAS/TRX CARROS/TRX4MTraxxas2022-12-07