Extech EC400 ExStik® Conductivity/TDS/Salinity Meter

Starter 300C Conductivity Portable, TDS, 00.0 μS/cm – 199.9 mS/cm;0 – 100°C;0.1 mg/L – 199.9 g/L, Convenient Portable pH Meter, ABS housing, wrist strap, Automatic temperature compensation, adjustable temperature coefficient. Features: Applications: Conductivity, total dissolved solids (TDS) measurement Display: Liquid crystal display (LCD) Operation: 4 AAA batteries (included) Design Features: Automatic temperature compensation, adjustable temperature coefficient

Precision milliohm meter measures down to 0.1 milliohms using 4-wire kelvin clip test leads. Measurements are displayed on the large 0.7 In. 1999 count LCD. Additional features include over range indication and manual zero display adjust. CAT II-230V safety category. Operates on 2200VAC 50 Hz. Complete with: 4-wire cables with kelvin clip connectors NIST Cert

Starter 300C Conductivity Portable Kit with Case, 00.0 μS/cm – 199.9 mS/cm;0 – 100°C;0.1 mg/L – 199.9 g/L (TDS), ABS housing, wrist strap, Automatic temperature compensation, adjustable temperature coefficient, STCON3 elctrode (Included). Features: Applications: Conductivity, total dissolved solids (TDS) measurement Display: Liquid crystal display (LCD) Operation: 4 AAA batteries (included) Design Features: Automatic temperature compensation, adjustable temperature coefficient

Battery operated million meter has 5 ranges and measures down to 0.1 millions. Measurements are displayed on a large, 2000 count LCD. Additional features include over-temperature and over-voltage protection, auto-hold, auto power off and invalid test indicators to prevent inaccurate measurement. Unit is housed in a built-in water resistant case. Complete with: 8 x AA batteries 2 sets of test leads(4-wire with 4 alligator clips and 4-wire with 2 kelvin alligator clips)

This RF EMF strength meter monitors high frequency radiation in the 50 MHz to 3.5 GHz range. Ideal for mobile phones, cell phones, base stations, locating RF hot spots, wireless network (Wi-Fi) RF detection, RF electro smog detection and microwave leakage. The meter comes complete with a 9v battery and carrying case. Features: Non-directional measurement with 3-channel (Tripak) measurement probe Max hold and average functions and manual store/recall of up to 99 data sets Audible alarm with a user-selectable threshold