1. Product size: 390 x 263 x 37.8mm 2. Product N.W: 0.7kg 3. 6-speed adjustable 4. Fan Size: 14cm x 2pcs 5. Fan speed: 900+-10%RPM 6. Noise: <=25dba 7. Input: 5V 8. Input power: 3W 9. Dual-core large fan 10. Dual USB ports 11. Suitable for laptops under 17.3 inches
