ValueDeluxe Laser Lens /HOP-150X 15XX 15XB 150B 151 for Microsoft Xbox 360 Slim Liteon DG-16D4S G2R2 with ValueDeluxe Microfiber Cloth Replacement Laser Lens HOP-150X 15XX DG-16D4S G2R2 for Xbox360 Slim A link to our online installation guide is available in the package. This product is high quality non-OEM whcih meets or exceeds original quality. Professional installation is highly recommended.