promotional gift 1.pure aluminum material 2.with a mini fan in USB 3.length is adjuatable 4.for both right and left CPU Promotional gift.A mini laptop cooler in high qualtity.1.pure aluminum material2.with a mini fan in USB3.length is adjuatable, suit for any size of laptop4.for both right and left CPUSpecifications: Material: Aluminum Air flow: 30CFM Speed: 3000RPM Noise level: below 20DBA Rated ...