Details:
2 cooling fans
To prevent overheating on legs and table
Laptop computer powered by USB, do not need AC adapter
Keep the laptop computer cool
Weight: 510g
System requirements: USB connector
Package: Cooling pad, USB cord with switch button,manual

Specifications:
Measurements: 9*11.75*0.8 inches (22.9*29.8*2cm)
Voltage: DC 5V
Current: 210 mA
Air volume: 28CFM
Speed: 1500RPM
Noise value: 25dBA
Power rate: 0.9W