– Compatible with 7″~14″ laptops, with one blade; – – Portable and convenient for carry, with blue LED light; – – Voltage: 5V; Current: 0.23+/-10%; Input power: 1.15W; RPM: 2000+/-10%; Air volume: 13.85CFM; Bearing type: rolling bearing; – – Expanding size: 230 x 230 x 2mm; Folding size: 130 x 130 x 22mm. – General – Brand: N/A – Model: NC02 – Material: ABS – Color: Black + White – Quantity: 1Piece – Specification – Powered By: USB – Number of Fans: 1 – RPM: 2000±10% RPM – Fan Diameter: 2.3cm Dimensions: 5.16 in x 5.16 in x 0.98 in (13.1 cm x 13.1 cm x 2.5 cm)