CAR (DOOR) ALARM SYSTEM SCAN TOOLS Functions : When a car alarm with all remote control lost , use this scantools to scan to find the data ,open the car door and then make a remote with the REMOTE MASTER. Only suitable all kind of fixed code car alarm or door alarm . ALERT : ONLY SUPPORT LOCKSMITH OR PUBLICK SECURITY DEPARTMENT. IF YOU INTEREST THIS TOOLS ,PLEASE FAX YOU LICENSE TO US AT FRIST .