Charge Port : Thin red (charge input power Positive) /thin black (Power negative). Brake Light: Thin red (power Positive) /thin black (Power negative).The item "1800W 48V DC Brushless Electric Motor Speed Controller Go Kart Scooter Dirt Bike" is in sale since Wednesday, December 19, 2018. This item is in the category "Business & Industrial\Automation, Motors & Drives\Drives & Starters\Drives & Motor Controls\Speed Controls". The seller is "au-tdpro" and is located in Dallas, Texas. This item can be shipped worldwide.