Description Controller Wires Interface DefinitionBattery Thick Black Power Negative Thick Red Power Positive Motor Thick Yellow Motor Negative Thick Blue Motor Positive Ignition Switch Thin Red VCC Thin BlueIndicator Thin red Indicator power output thin black indicator negative Brake thin yellow Brake signal thin black Negative Power Speed governor Thin blue Speed handlebar Signal input Thin black Negtive Power thin red 5V Positive Power Charge Port Thin red charge input power Positive thin black Power negative Brake Light Thin red power Positive thin black Power negative Specification Brushed ControllerSize Size Length x Width 8cm x 6 5cm 3 1 x 2 6 Motor brushed controllerfor Electric bicyclescooterRated voltagedc 24 vCurrent limit28ARated power 500 wmatching motordc brushed motorUnder Voltage Protection 20VHandlebarSize Length x Diameter 10cm x 2cm 3 9 x 0 8 Electric Bike scooter twist throttle accelerator with power display 5Led battery indicator Throttle Works Voltage DC5VSpeed Adjusting Signal0 8V 4 3VPower display VoltageDC 24VPower display Normal23V above 3 Led GreenHalf23V 20V Led YellowEmpty20V or less Led RedRotation angle0 ° 70 °Working temperature 20 ℃ 50 ℃Fit standard 7 8 inches 22 2mm handle barsCable length approximately 59 inches 1 5m Qty2PCS 1 Twist throttle grip and 1 normal grip matching thumb grip Throttle Wiring Diagram ThrottleController