DEEPCOOL Notebook Cooler/Cooling Pad - MULTI CORE X8 Features: - Built-in four fans provide massive airflow to cool the whole notebook base with no blind area. - The creative Multi-Core Control Technology enables users to apply 4 different fan-working statuses: 4 fans on / 2 upper fans on / 2 downside fans on / 4 fans off. - Ergonomic design with 2 viewing angles available for the most comfort in use. - Four aluminum panels with Vertical Airflow Design pushes air into four different directions for superb cooling performance. - 2 USB ports allow users to connect their personal USB devices. Application For: Compatible with 17 #34; notebooks and below.