4Pcs 1.8v 3v 5v 6v 12v 2A 30W Low Voltage DC Motor Speed Controller PWM 1803B…
With a self-recovery fuse 2A and a Power-On LED light. Enable to provide a continuous current of 2A to your DC motor or other DC load. If the current is too large, it will be automatically disconnected, and the fuse will automatically recover after cooling.