DIY Laptop Cooler - Instructables - DIY How To Make Instructions

If you plan on running all three fans off one power supply, you will need it to be 12v 500mA or bigger. Add up the amperes of each fan to find the minimum current draw.. 200mA + 200mA + 120mA= 520mA or a bit over 1/2 Amps. A 9v 100mA PS would burn out ...

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