This laptop cooling pad is designed to prolong the life of a notebook by reducing its operating temperature. The unit is powered via a USB port and is fitted with 3 x 6cm compact, low noise, flat form fans and a pass-through USB port. The fans have 3 settings (one fan on, two fans on & three fans on) and LED indication to show which speed setting has been selected. Maximum air flow is 28 cubic feet per minute and the whole unit is easy to carry as it only weighs 400gms.