... cooler 1. Single big fan computer cooling pad for laptop, notebook cooler, laptop cooler, cooler pad, cooling pad, computer cooling pad, notebook cooler pad.2. portable, easy to take ... 12inch to 17 inch.5.material is plastic or Aluminum alloy.6. 2 fans or 3 fans, some model is one fans ... questions, please feel free to let me know by email or by trader manager.