Appearance size: 40 x 40 x 20mm Rated voltage: DC5V[voltage range]: DC3.5V-5.6V[input power]: 0.24A (nominal current)Rated speed: 6300 r.p.m[temperature range]: -10.. 70 degrees C[life]: 25 C L10 is expected to be 40000 hoursThe wind is discharged from the support, facing the rotor counter clockwise rotation.+ Red - black signal: whiteMaximum air volume: 12 m3/hMotor protection: fault level protection and locked rotor protectionMinimum wind pressure: 0.. 55 Pa[noise index]: 24 dB (A)[material]: glass fiber reinced plastic, PBT shell, PA bladeElectronic switch to rotor DC fan, the integrity of the electronic components[product certification]: can provide CE certificationApplication: switch, chassis cooling, power supply fan transmation, water cooling auxiliary, switch power dissipation, high reliable server application place