Features: Brand new and high quality Maximize your laptop's performance with this high quality replacement cooling fan. Experience superior heat dissipation and enjoy a quieter computing experience. Crafted from durable metal, this cooling fan ensures efficient heat transfer for your laptop. Maintain optimal temperature control during intensive tasks. Designed for laptop repair technicians and enthusiasts, this cooling fan is a must have accessory for anyone looking to improve their device's functionality. Whether you're working on important projects or handling demanding tasks, this cooling fan guarantees excellent temperature control for your laptop. Stay cool and focused, no matter the task at hand. Say goodbye to overheating problems and hello to a smoother computing experience with this reliable replacement cooling fan. Invest in this essential accessory today! Specifications: Direct Current: DC 5V 2.25W Connector type: 4-pin 4-wire for Lenovo air15 2019 S540-15IWL S540-15IML Series P/N: BN6505S5H-N00P Quantity: 1PC Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x Cooling Fan