ITEM NAME:DC5-35V 5A PWM DC Motor Speed Controller LED Light Dimmer Switch 10KHz(Pack C6C7 DC5-35V 5A PWM DC Motor Speed Controller LED Light Dimmer Switch 10KHz(Pack C6C7 Working voltage:DC5V-35V Control power:90W(maximum) Quiescent current:0.015A(standby state) PWM duty cycle:1%-100% PWM frequency:10khz color:red material:plastic Shell size:30MMx width 24MM(without handle) total height 15MM Package Contents: 1 x PWM DC motor speed controller