Name: Computer case cooling fan(Reverse) Connection method: wired connection (can be connected in parallel) Fan life: 40000 min Bearing type: hydraulic bearing (HDB) Fan speed: 800-1800 RPM+10% Lamp type asynchronous Shenguang: programmable micro-control ARGB lamp beads Number of lamp beads: 6+12 LEDs Reverse blades Different speed air volume 1000 RPM:30.83CFM+3% 1300 RPM:40.07CFM+3% 1600 RPM:49.32CFM+3% Reverse blades, different speeds, wind pressure 1000 RPM:0.42±3% 1300 RPM:0.7H20±3% 1600 RPM:1.06H20±3% Reverse blades, different speeds, noise 1000 RPM:17.6dB±3% 1300 RPM:21.98dB±3% 1600 RPM:26.36dB±3% Rated voltage: 12V DC (Fan)/ 5V DC (LED) Rated current: 0.2A (Fan)/1.1A (LED) Interface specification: 4 Pin PWM / 3Pin ARGB Air volume MAX: Reverse blades: 55.49H20 Fan noise level MAX: Reverse blades: 25.89dBA Wind pressure MAX: Anti-blade: 1.34dBA Power consumption MAX: 1.8 W (FAN speed line), 4.35 W (LED light control line) Color: Black Material: PC Package Contents: 1 x Cooling Fan Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.