Easy to install. remote with metal key Automatic arm remind. Anti-hi-jacking ; Microcomputer anti-decode. Car finding, help calling, anti-hijacking, and anti-fault warning. Automatic re-arm. Anti-hijacking. Parked on roadside warming; safety priority. Environmental protection, threaten; emergency in arm. Trigger identification. Product Technical Parameter : Working voltage : 12 V +/- 2V. Static : 8.5 m A . Shock sensor current: < 1m A. Output : (Max) : flash light : 5 A * 2 , Siren 10 A BIBI : 10A , central door locking system : 10 A . Code mode : Learning code ; keeled-hopping code , fit code. Frequency : 300 MHz -350 MHz. We can supply other type of goods you required,please contact us!