two way car alarm system LCD transmitter display Two-stage shock sensor Control distance:1200m- ... Remote engine start two way car alarm system,auto alarm,auto security,auto alarm system,lcd car alarm. FM-2way communication between ... Transmitter battery is rechargeable /low battery indication .Anti-hijacker/Auto central locking/Emergency disalarm/owner calling Alarm/disalarm/Mute-alarm/re-alarm ...