hey! i need help please help me. i have an 5000w ebike when i tried to plug the charger to this round black thing a little explosion happened after that i connected it anyway but it didnt charge. then i took my keys and started rubbing on the 2 metal teeths and it got a little bigger explosion and its 2 Metal teeth melted away and i need to replace this cable because i cant charge the ebike without it but the ebike works fine. this cable is connected to 2 cables that goes into the battery for charging it have been looking for help in 3 weeks now pls someone help ! thanks!!!!!!!!