Specifications:Input voltage range: 1.8V-15V DCThe max continuous output current: 2AThe max output power: 30WDuty Ratio Adjustable: 0%-100%Features:◆This PWM DC motor speed controller is equipped with a self-recovery fuse, which automaticallydisconnects when the current is too large, and the fuse automatically recovers after cooling.◆This is a 2A current governor, which can't drive larger than 0.5A continuous current, the 775 motor,children's car motor.◆The power supply cannot be greater than 12V, such as 12V lead acid battery, it is possibleto cause the governor damage.Package Content:3 x 1803BK DC Motor Speed Controller