Lamptron CM430 PWM Fan Controller with Black Housing &amp; Red Lights<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>CM430 Touch-based (Red LED) Intelligent Fan Controller with PWM Fan Control capability on first channel， and the remaining three channels control fan speed through voltage (voltage control ranges from 0 to 12VDC)</li><li>Cooling fan speed will self adjust based on the High/Low temperature perimeters you enter</li><li>4 channels fan control for common +12VDC cooling fans each at a maximum of 30W output</li><li>Alarm setting lets you set alarm based on temperature reading for each channel individually</li><li>In Auto Mode the screen will automatically turn off after 3 minutes of idle time. In Manual Mode the screen will be on constantly</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41jL4pz1YBL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41U9WYF6NEL.jpg" noproxy>