Compatibility: With laptops up to 17.3 inches Fan size: 140 x 140 x 15 mm LED fan light: Yes (Red) Maximum airflow: 115 CFM Maximum noise level: 25 dBA Number of fans: 2 Rotational speed: 1000 ± 10% RPM Dimensions: 357 × 260 × 32 mm Weight: 850 g

Compatibility: With laptops up to 17.3 inches Adjustable tilt angle: 6-stage (0-60°) Fan size: 70x70x10 mm Fan speed control: Yes LED fan light: Yes (Red) Maximum airflow: 70 CFM Maximum noise level: 40 dB Number of fans: 6 Rotational speed: 2000 +/- 15RPM Dimensions: 390 x 245 x 30mm Weight: 910 g