Just simply change the starter or fuel pump relay by wireless relay, no wire cut, no wire to truce, simply but higher security. 4. Different footpin data encrypted wireless relay available for different brand of car. 5. Automatically arms the wireless relay 1minutes after ignition is turned Off. 6. Can pair 5 Smartphones. 7. Pair new Smartphone and delete lost Smartphone available. 8. Valet mode available for car maintain or valet parking. 9. Option car sharing function available for special projects. 10. OE custom design projects are welcome.