ITEM NAME:Mini DC Motor PWM Speed Controller 3V-35V 90w Speed Control Switch LED Dimm B9U1 Mini DC Motor PWM Speed Controller 3V-35V 90w Speed Control Switch LED Dimm B9U1 100% brand new high quality operating voltage:DC 3V-35V control power:90W(maximum) quiescent current:0.015A(standby) PWM duty cycle:1%-100% PWM frequency:10khz size:24*30mm/0.94"*1.18" material:CCL colour:red packing:1*Motor Speed Controller Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.