... 4. multi-functional Item: One-Way Multi-Function Car Alarm SystemModel No.: BP815 Functions:1. Warning identification, Anti ... door locking system automation, Door unclosed well warning function3. Car finding/help calling, Re-arm, LED indicator, Exact ... Windows close automatic optional12. Microwave/ultrasonic detector optional13. Silent alarm Packing Details:Packaging: 10 SETS/CTNBox Dimension: 27CM(L ...