Voltage-rated 3VDCsize/size Square-15mm long x 15mm highwidth 3.50mmairflow 0.170 CFM(0.005m & sup3;/min)staticpressure 0.154 inches water column (38.4 Pa)bearing type casingfan type blowercharacteristic rotor locking protection, speed sensor (speedometer)noise 30.0 dB(A)power (W) 150MWRPM 13800 RPMtermination 3 position rectangular connectoringress Protection-working temperature 14~140 F (-10~60 C)endorsements-weight 0.003 lbs (1.36g)rated current 0.050Avoltage Range 2 ~ 3.5VDCmaterial-frame plasticmaterial-blade plasticthe service life at different temperatures is 30000 hours at 40??C