Launch X431 GIII X-PROG 3 Immobilizer and Key Programmer Tool is a chip reading device capable of EEPROM reading and writing as well as offers IMMO functionality, key programming, and other advanced features for North America, Asian, and European vehicle. Launch X431 IMMO Key Programmer Remote Maker with Super Chip and 4 Sets of Smart Keys is used to identify car key chips and generate various types of chip models from super remotes, read the remote control frequency of car keys, and generate remote control devices for different car models from various types of super remotes.