Use this fan to take the heat off motors, boards and more.

Specifications:

• Voltage: 12VDC
• Current:  120mA
• Lead wire:  24/26 AWG
• Operation Temperature:  -10℃ to 70℃(Ordinary humidity)
• Insulation Resistance:  10M at 500VDC
• Bearing:  Two ball Bearing,Sleeve bearing
• Dielectric withstand:  Between lead or terminal and housing
• 700VAC for 3 sec or 500VDC for 1min

See datasheet here.