Laliva Tool - 5V 12V 24V 2A Professional DC Motor Speed Switch Controller for brushless Brush Fan Used for Blowing Machine Fan for air-Blower

5V 12V 24V 2A Professional DC Motor Speed Switch Controller For brushless brush Fan used for blowing machine fan for air-blower
We truthfully describe our product. We stand behind our product. Please buy with confidence!
CCMFC DC Motor Speed Controller provides variable 
speed capability for brush or brushless DC fans, 
or the fans without control line.  
Input voltage: 12VDC
Suitable for the DC fan within 1A, Peak current 2A.
Low noise, small size.
    Specifications:
      Input supply voltage: 12VDC
 Output voltage range: 0.8V-11.3V
 The maximum output power: 24W 
  The maximum continuous output current :2A.Suitable for the DC fan within 1A
      Item size:2.6*1.26*0.95 inches . Net weight: 1.4 ounces
Main Usage: widely use to people DIY, hobby, scientic test, such as control computer Ipad fan speed, control bulb, control motor kymco, control xbox360, HHO Pluse Width modulator, Test Equipment, industrial automation, speed regulator module board support PLC, motor electric pump fan speed control, PWM HHO RC controller,remote control toys, etc......
Operation instristment:
Before you attempting to wire the controller, make sure 
power is off.
WARNING: DO NOT REVERSE POSTIVE AND NEGATIVE 
POWER LOADS AND DC FAN.THIS WILL DAMAGE THE 
CONTROLLER.
1.Connect wires refer to the product wiring label.
(Red wire connects the positive power. black wire connects 
negative power.blue wire connects the positive of fan. gray 
wire connects the negative of fan.) 
2. Turn on the power, and adjust the potentiometer.
Packing:1* dc motor speed controller
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3.The buyer is responsible for any insurance ,problems and damage which caused