Features:
double fan: high air flow, silent. two usb ports: meet usb devices use requirements. six-angle support: a multi-angle support is included for ergonomic design and comfortable use. unique non-slip technology: to ensure notebook use safety.
specifications table:
dimensions (lwh): 363x260x27mm weight: 0.72kg current (amp): 0.40±10% fan dimension: 140x140x15mm (2 fans) fan speed: 1200±10% rpm air flow (cfm): 74.35 noise level (db(a)): 25 voltage range: dc 5v (usb) rated voltage: 4.5~5v