Feature:1. REPLACEMENT: CPU GPU cooling fan specially designed for Legion Y540 15IRH 81SX Y7000 2019 81NS (for GTX1660Ti), can be used to replace the damaged cooling fan.2. COMPATIBLE MODELS: Replacement CPU GPU cooling fan compatible with for DFS5M325063B11 FLGA DFS200105BD0T FLGB EG75070S1 1C030 S9A, etc.3. QUIET: Laptop CPU and GPU cooling fan for silent operation, low noise and efficient heat dissipation to bring you a comfortable experience.4. STURDY AND DURABLE: The laptop internal cooling fans are made of premium aluminum alloy and ABS material, durable and you can use them for a long time.5. HIGH PERFORMANCE: Easy to install with 4 pin power connector. Improves powerful heat dissipation and reduces the temperature during continuous work.Specification:Item Type: CPU GPU Cooling FanMaterial: Aluminum Alloy, ABSPower Connection: 4 PinApplicable Models: For Legion Y540 15IRH 81SX Y7000 2019 81NS (for GTX1660Ti) Series, for DFS5M325063B11 FLGA DFS200105BD0T FLGB EG75070S1 1C030 S9A EG75070S1 1C010 S9A.Package List:2 x CPU GPU Cooling Fan