Sunbeamtech is offering this full function fan controller with 3 temperature sensors for those who have more than 4 fans to deal with. The Windmill is the only front panel mounted fan controller that regulates up to 7 fans on the market currently plus temp sensors option as far as I know. Nowadays, it won't be difficult to find 6 or 7 fans inside a case water cooling or not. 
Features

Specifications

Contents

In side the package there are-