Specifications:Flodable design laptop cooling fan holder, portable and easy storage.Anti-slip design keeps the laptop stable and anti-scratch.Build-in 2pcs 60mm cooling fans, quite working with great heat dissipation.USB interface, plug and play with no need of any other devices.Item Name: Laptop Cooling Fan HolderMaterial: PlasticRated Voltage: 5VRated Current: 180mAPower Consumption: Fan Speed: 2500/minAir Volume: 28CFMNoise: 15-25dbaPower Supply: USB ChargeFeatures: Universal, Foldable, Anti-slip, Quite Working, Laptop PadSize: 16.8cm x 6.5cm x 2.5cm/6.61" x 2.56" x 0.98" (Approx.)Notes:Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Laptop Cooling Fan Holder (Laptop Not Included)