Car alarm system with two remotes. Connection with lights-alarm - lights up during locking-unlocking. Main unit (alarm system): Operating voltage: DC12V +- 3V, Output current: flash 7.5A x 2, Siren: 10A, Remote control: Operating voltage: DC12V/6V, Battery: Cr2016, 23/27A / 12V / 6V, Sensor: Operating voltage: DC12 + _3V. All connection tools and manual with detailed installation instructions in English are included.