1. Interface fitting for 14 pin diagnostic socket in Nissan vehicles built between 1989 and 2001 - Heavy & robust casing for rough service - Connects to PC via RS232 - LED to control power and clock function 2. DDLreader: DDL reader v.15c / DDL reader v.16c - ConZult - ScanTechNissan - Z-Control - SRTalk v.1.0 - ZCSetup v.2.0 - ZTalk v.1.1 - Nissan Data Scan v.1.4 - Nissan Data Scan v.1.51 3. It works on all Nissan cars that have the grey 14pin Consult connector (you'll usually find it near the fuse box. These cars were built between 1989 and 2001.