-Real time tracking by SMS, APP, Web; -Smart engine ON/OFF status detection; -Stop the car by SMS or website safely(cut off engine); -Fatigue/crash/vibration/movement/over-speed alarm; -Engine on/power failure/Geo-fence alarm; -Lock/unlock the car door remotely(optional); -Support 2.4G RFID tag, wireless immobilizer & Mifare-I IC card; -Support speed limiter, camera, microphone, voice speaker; -Multi-language SMS contents; -Optional fuel sensor & temperature sensor, fuel-loss alarm. -Voltage 10-60VDC, suitable for motorcycle, car and trucks, etc.