Usage Tips:Features 1.APPLICABLE MODELS: Notebook internal cooler is designed specifically for Gigabyte for AERO 15 SA 17 HDR XA RP75XA RP77XA laptop cooling fan, perfect replacement for your laptop's damaged parts. 2.4 PIN POWER CONNECTOR: Laptop internal cooler utilizes a 4pin power connector to enhance heat dissipation and reduce temperature during continuous operation. 3.EASY TO CONNECT: The laptop cooling fan is easy to connect, easy to operate, easy to use, easy to install and remove. 4.LESS BURDEN: The cooling fan is small in size and light in weight, which can help to reduce the burden of laptop and improve the efficiency of laptop. 5.ALUMINUM ALLOY AND ABS: Replacement laptop cooling fan is made of aluminum alloy and ABS material, sturdy and durable, not easy to be damaged, long service life. Specification Item Type: Replacement Laptop Internal Cooling Fan Material: Aluminum Alloy, ABS Power Connection: 4Pin Model: For Gigabyte for AERO 15 SA 17 HDR XA RP75XA RP77XA Package List :1 x CPU Cooling Fan