This DC Motor Speed Controller allows controlling speed of a DC motor or brightness of an LED using a Pulse-Width-Modulated (PWM) DC voltage with a Duty Cycle fully adjustable from 0%-100%. 
 
Input voltage : 1.8V-15V DC
Control Power : 30W 
Max Current: 2A
Self healing 2A fuse
Power on LED
Size 32x32x15mm