Product Description Color: Black, White 1.[5 Turbo Fans] - Features 5 turbo fans to dissipate heat from the PS4 Pro console and keep the operating temperature low so it remains cool even on hot summer days. - Fans are ONLY for PlayStation 4 Pro Edition! 2.[Auto and Manual] - Options for manual and automatic modes with a switch for low/high fan speed; Fans turn on when temperature exceeds 40 degrees Celsius and turn off when it cools down. The fan automatically controls your console with its built-in temperature sensor. 3.[Simple Installation] - Designed as an original part for PS4 Pro - Quiet, smooth, seamless fit; Tool-free and simple snap mounting (tighten properly); No conflict with most PS VR and consoles on a vertical charger; DC 5V from console's USB port and no extra power required. 4.[FEM FLÄKTAR OCH 2 OLIKA KYLLÄGE] - Normal speed for energy saving and faster speed for quick cooling of your PS4 Pro. Usage Instructions: 1. Connect power correctly. 2. Rotate the switch ② to ON position to start the fan. At this point the fan starts. As long as the switch is reached the fan starts. Choose switch ② "L" for low wind speed and "H" for high network speed. 3. When switch ② is rotated to AUTO, enter the automatic mode: (within 10 minutes after start) the fan automatically starts when temperature rises and automatically stops when temperature drops (around 38 ℃) Low wind speed, choose "H" file is high network speed. 4. When working, if some of the built-in fans do not rotate, rotate switch ② to OFF position, switch ① to "H" position and then switch ② to ON position.