Specification: Condition: 100% Brand New Model: 3D Printer 4020 Material: ABS Color: Bla Oil-bearing: low accuracy Service life: 20000 hours (about 3 years) Size: Approx. 40 x 40 x 19 mm / 1.5 x 1.5 x 0.7 inch Type: DC fan Motor Power: 1.8(w) Voltage: 12 (V) Current: 0.15 (A) Scope of Application: Inverter Printer Air Volume: 12 Speed: 7000RPM (r / min) Weight: Approx. 23 g Package List: 1 x Cooling Fan Note: 1.Please allow 1-3 cm error due to manual measurement. Thanks for your understanding. 2.Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.