Note before buying: The two With protective cover and NO protective cover in the picture above are shipped randomly, hope you don't mind before ordering, thanks! Most of the laser heads need to be soldered away from the protective solder joints before installation before they can be used normally! This product does not provide installation instructions!!! In order to avoid unnecessary trouble, before buying our products, please confirm that the model (compare pictures) is not the product you need, to determine whether you have enough ability to replace your needs (laser head) and other accessories! Otherwise: you must find a professional to replace and test after purchasing our products! To avoid damage to the product itself and your machine. Features: SF-P101/P101N 16Pin CD Player Complete Gear Optical Laser Head for Sanyo Suitable for many other brands of CD players and HiFi using the SF-P101N laser such as for Sanyo, alba models Provides an effective repair as all moving parts in the CD reading mechanism get replaced Specifications: Name：Laser Head Model: SF-P101/P101N Material: Plastic + Metal Package include: 1 * Optical Laser Head Note: 1.Transition: 1cm=10mm=0.39inch 2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!