Originally Posted by arbilab
Confirm battery polarity. Ohm between the + of one slot and the - of the next one. I had a minor difficulty once with the way the battery terminals had been assembled.
If the light will not come on, the controller will not work. If above turns up nothing, disassemble to inspect for disconnected wires. Or if you bought from Amazon, send it back.
It was bought off of Ebay but they sent it to me as a gift from Amazon. Batteries are making good contact.... I'll just send it back I guess.