Car alarm system - Y264 - with two remotes. Connection with lights-alarm - lights up during locking-unlocking. Main unit (alarm system): Operating voltage: DC12 + _3V Output current: flash 7.5A x2 Siren: 10A Remote control: Operating voltage: DC12V/6V Battery: Cr2016, 23/27A / 12V / 6V Sensor: Operating voltage: DC12 + _3V. All connection accessories and manual with detailed installation instructions in English are included.