Repair overheating issues by replacing the heatsink assembly on your Switch OLED console. It conducts thermal heat away from the insides of the console with the help of a cooling fan. If the existing heat sink in hot on one side and cooler on this other end this can indicate a fault with the heat sink. This modular part screws into place inside the Switch OLED console with some thermal paste. Compatible with Nintendo Switch OLED console HEG-001 ONLY, NOT fit for Switch or Switch LITE console. You will receive: 1x Cooling Pipe Heatsink 1x Thermal paste