Apparatus for analysing gases; Automotive measuring instruments, namely, water temperature gauges, air fuel/ratio gauges, boost gauges, vacuum gauges and exhaust gas temperature gauges; Automotive testing equipment, namely, handheld diagnostic scanners; Device for testing the function and effectiveness of smoke detectors, carbon monoxide detectors and heat detectors featuring an aerosol spray; Ergometers not for medical purposes; Fire and smoke detectors; Flue gas analyzers; Fog signals, non-explosive; Gas detectors for detecting the presence of gas; Interfaces for detectors; Nebulizers for scientific use; Passive infrared detectors; Scanners for performing automotive diagnostics; Smoke alarms; Smoke detectors; Surveying machines and instruments; Technical measuring, testing and checking apparatus and instruments for measuring, testing and checking the temperature, pressure, quantity and concentration of gas and liquids; Voltage regulators for vehicles; Gas testing instruments; Leak detectors for car repair