Acceleration sensors; Alarm sensors; Coolant-temperature sensors; Electronic motor vehicle ignition tuning kits comprised of an electronic control unit that monitors engine performances and delivers re-calculated sensor values to the original engine control unit to increase engine performance; Liquid level sensors; Oil level sensors; Parts for anti-theft automotive alarms, namely, electronic sensors, remote control transmitters and receivers for remotely operating land vehicles; Pressure sensors; Safety and driving assistant system for mobile vehicles and vessels comprised of electronic proximity sensors and switches, high-resolution cameras, integrated circuits for the purpose of imaging processing, and display monitors; Sensors and detector units for use in controlling the actuation and operation of automotive safety apparatus and equipment; Sensors for determining position, velocity, acceleration and temperature; Switches, electric; Temperature sensors; Vehicle safety equipment, namely, electronic tire pressure monitors; Whistle alarms