Thermometers, not for medical purposes; Thermo-hygrometers; Soil moisture meters; Non-electric wall stud finders; Noise level meters; Metal detectors; Measuring apparatus, namely, laser distance meters; Measuring apparatus, namely, angle finders; Electronic-based instruments for measuring environmental parameters including humidity, mold, bacteria, air quality and water quality; Brake fluid testers; Barometers; Automatic liquid-level control machines and instruments; Apparatus for detecting r...