ICE COOREL Laptop Aluminum Alloy Radiator Fan Silent Notebook Cooling Bracket, Colour: Space Silver Features: 1. Stainless steel support rod, strong load-bearing capacity 2. Aluminum alloy stamping and integral forming, good texture, wear-resistant and scratch-resistant 3. Knob type wind speed control, adjust the wind force as you like 4. Foldable bezel to prevent the notebook from slipping off 5. Thin and light folding design, light and portable 6. A18 uses a powerful turbo fan, A19 uses six fans for heat dissipation 7. Seven-position height adjustment to meet different needs and protect the cervical spine 8. Suitable for notebooks within 17 inches Product parameters: 1. Material: Aluminum AlloyABS 2. Interface: USB 3. Rated voltage: 5V DC 4. Rated current: 170MA 5. Product power: 2.4W 6. Cable length: 0.5 meters 7. Product size: 35 x 25.5 x 2.6 cm 8. Net weight: about 620 grams