Car Safety Warning Alarm System with Two Remote Controls, DC 12V, Car Safety Warning Alarm 1

1. Arm and disarm
2. Silent alarm
3. Auto-arming
4. Panic and car search
5. Stop siren temporarily
6. Call for emergency help
7. Anti-hijacking
8. Auto central lock
9. Vibration record
10. Hints for arming]
11. Warnings of improper closed of doors
12. Warnings of abnormal situation
13. Two stage siren verification
14. Memory alarm
15. Trunk release
16. Code learning
17. Remote control code cancellation
18. With button baterries