Laptop CPU Cooling Fan with Power Connection 4 Pin and 4 Wire. This New MMOBIEL Replacement Part will reduce Heat and Noise when Cooling your Laptop. Easy installation: Easy to replace your faulty, high noise CPU Cooling fan. We advise you should replace the fan in the off state. Compatible with HP 15-AC 15-ACXXX 15-ac622TX 15-ac032no 15-ac033no 15-ac042ur 15-ac121dx 15-ac029ds 15-ac120nr 15-ac137cl 15-ac023ur 15-ac020nr 15-ac150ds 15-ac151dx 15-ac148ds 15-ac158nr 15-ac159ur 15-ac136ds 15-ac142dx 15-ac123ds Part Nr. 813946-001. Important: Please check the Model Number before purchasing this Item. You will find the Model Number on the back of your device (see product images on the left). Package Includes: 1x CPU Cooling Fan + 1x (+) Screwdriver. Product provided by MMOBIEL - We always try our best to exceed your expectations at every turn. Join the ever-growing list of satisfied customers and discover the difference with MMOBIEL!