Digital Lux Meter - Plastic Construction, 2,000/20,000/50,000 Lux Range, Black Color | Continuous Light Measurement, Manual Operation, Lux & Foot-candle Unit Selection, Two Spectrum Filters

SOUND CALIBRATOR - Stainless Steel, 130 Grams | Analog and Digital Display, 9V Battery Powered, Compact Design, Over Input Protection

HYGRO THERMO METER288-CTH - Digital Thermo-Hygrometer | Stainless Steel, White and Black, LCD Display, with Clock and Alarm, Max/Min Memory

Digital Thermo Hygrometers with Sensor - Stainless Steel Material, 0.1°C Temperature Resolution, 1% Humidity Resolution, LCD Display , Ideal for Home, Office, Travel, School

Stainless Steel Carbon Monoxide Detector

Stainless Steel Combustible Gas Detector

Stainless Steel Refrigerant Leak Detector

Manometer - Stainless Steel , 0.8% Accuracy, Black and White Analog/Digital Display | Laboratory Testing and Measuring Equipment

Digital Manometer AZ-8215 - Stainless Steel, 15 psi Pressure Range | Analog and Digital Display, Hold/Max/Min/Record Features, 0.8% Accuracy, White and Red Design

Stainless Steel Standard Digital Multi Meter

Analog Multimeter Protek A803 - Stainless Steel, 230-320g, Black Color | 26 Range Bench Type Tester, Transistor Check, Audible Continuity Buzzer, Fuse & Diode Protection, Temperature Check, Built-in Hand Carrying Handle