Measuring apparatus and instruments; detection apparatus and instruments; pressure testers; pressure recorders; universal pressure measuring apparatus for vehicles; brake fluid testers; gauges; adapters; oil pressure adaptors; battery chargers; detectors; test probes (electric); oil level sensors; video cameras; endoscopes (for non-medical use); portable cameras; display screens; display monitors; computer software; pressure gauges; compression gauges; tachometers; battery testers; thermomete...