... system installation ends, replacement tyres, tire transposition. Alarm status explanation: 1, The course of driving, buzzer sounded, red ... . 2, Alarm, buzzer has alarm prompt driver, if must be closed buzzer noise, please click the button, leakage monitor ... Test ItemTechnical parametersWorking voltage9-16VWorking currentNormal condition:1≤50mAAlarm, braking condition:1≤60mA.Vehicle key OFF state:=0mA. ...