USB Cooling Fan
![usb cooling fan 017.JPG](/proxy/?url=https://content.instructables.com/F10/3M6L/FXA2OER3/F103M6LFXA2OER3.jpg&filename=usb cooling fan 017.JPG)
How to build a USB powered Cooling fan with a flashing LED. I use mine to cool my laptop while I'm in bed. I added the light to show activity.
List of Supplies
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1-cooling fan and grill from PS2
1-flashing 5v LED from toys
1-USB cable from toys
1-waterproof cig holder from old toobin trip
-some extra wire
-2 little screws w/ screwdriver
-hot glue w/ hot glue gun
-solder w/ solder gun
-drill bits w/ drill
-heat shrink
1-flashing 5v LED from toys
1-USB cable from toys
1-waterproof cig holder from old toobin trip
-some extra wire
-2 little screws w/ screwdriver
-hot glue w/ hot glue gun
-solder w/ solder gun
-drill bits w/ drill
-heat shrink
Strip, Cut and Drill
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![usb cooling fan 005.JPG](/proxy/?url=https://content.instructables.com/FUB/AA5E/FXA2OERA/FUBAA5EFXA2OERA.jpg&filename=usb cooling fan 005.JPG)
![usb cooling fan 011.JPG](/proxy/?url=https://content.instructables.com/FVA/9FR2/FXA2OER9/FVA9FR2FXA2OER9.jpg&filename=usb cooling fan 011.JPG)
1. strip wires
a. motor
b. cut USB cable and strip the black and red, cut green and white
c. cut LED leads to .125 inch
2. cut grill to fit fan housing
3. tape grill to fan and drill holes for screws
a. screw grill to fan
4. drill holes to secure wires
a. motor
b. cut USB cable and strip the black and red, cut green and white
c. cut LED leads to .125 inch
2. cut grill to fit fan housing
3. tape grill to fan and drill holes for screws
a. screw grill to fan
4. drill holes to secure wires
Wire It Up and Keep It Neat
![usb cooling fan 016.JPG](/proxy/?url=https://content.instructables.com/FKL/U3TG/FXA2OER8/FKLU3TGFXA2OER8.jpg&filename=usb cooling fan 016.JPG)
1. solder a 3in piece of wire to each of the LED leads
2.solder BLACK MOTOR WIRE, NEG LED WIRE and BLACK USB WIRE. cover w/ heat shrink.
3. solder RED MOTOR WIRE, POS LED WIRE and RED USB WIRE. cover w/ heat shrink.
4. manipulate wires into nooks of fan housing. hot glue the wires and allow to set
2.solder BLACK MOTOR WIRE, NEG LED WIRE and BLACK USB WIRE. cover w/ heat shrink.
3. solder RED MOTOR WIRE, POS LED WIRE and RED USB WIRE. cover w/ heat shrink.
4. manipulate wires into nooks of fan housing. hot glue the wires and allow to set
Plug-n-Cool
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Plug Usb cable to laptop and let the coll begin. Keep it safe in the cig safe.CFH