Products:Quiet high performance dual fanProvide effective heat dissipationThe most comfortable working angleBranch tripod with tilting, comfortable angleMining of metal mesh material, durable20cm slimBase slip designUSB cable can be closed at the bottom of the trough, convenient storageHyun blue LED power indicator designFashion, texture HighSuitable for various sizes of laptops useProduct Specifications:● Material: metal / plastic● Bearing Type: SLEEVE BEARING● Rated voltage: DC 5V● Rated Current: 220mA ± 10%● Noise: 24dB● wind: 35CFM● fan life: 15,000 hours● fan speed: 1500-1800RPM● Fan Size: 80 × 80mm● Product size: 330 × 250 × 20mm● Weight: 444g● Interface: USB● Cable length: 40cm ± 3%