Extech EA33-NIST Light Meter With Nist Ea33

Extech CO10 Carbon Monoxide (CO) Meter, Carbon Monoxide, 32°F Min. Operating Temp. Checking co levels is as easy as pushing just one button on the model C010, which measures up to 1,000ppm. An audible indicator increases in tone starting at 35ppm. The higher the concentration of co, the faster the alarm will sound. Above 200ppm, the alarm will sound continuously. A backlight on the display can be used for low light areas. Features: Max hold, data hold and auto-power-off The meter comes complete with a 9v battery, protective holster and case

Extech MO260 Combination Pin/Pinless Moisture Meter, Rechargeable, 0.44"L Combination pin/pinless moisture meters measure relative moisture in wood and other building materials using pinless technology plus % of moisture in Sheetrock and other materials using direct pin method. Measurements are displayed on a digital LCD with back lighting and a tri-color LED bargraph. Pinless non-invasive measurement depth to 0.75 In. (22 mm) below the surface. Complete with: 9v battery Replacement pins Protective cap Pouch case

Extech PRT200 Non-Contact Phase Sequence Tester. 75to 1000VAC (45-65Hz) The Extech PRT200 Checks phase sequence and phase status. It tests from 75 to 1000VAC (45-65Hz) with LED and audible indication. LEDs indicate phase orientation (clockwise or counter-clockwise) and whether each phase is live. A beeper sounds intermittently when correct phase is detected and continuously if phase is reversed. Durable housing with back cover magnet for attachment to an AC distribution panel for easy measurement. LED brightness is adjustable. Includes fully insulated alligator clips with wide jaws.

Extech PH110 EXSTIK PH WATERPROOF/REFILLABLE Additional Features/Functions: 1, 2 or 3 point calibration automatically recognizes buffer solutions. Automatic Temperature Compensation. Simultaneous display of pH and Temperature. Display indicates when the reading is stabilized. Data Hold, Auto power off and low battery indication. Waterproof design floats in water and protects the meter in wet environment. Interchangeable electrodes give you the versatility to change electrodes. Optional weighted base (EX006) holds plastic cup and ExStik meter.

Extech PH220-C pH Meter with 39-inch Cabled Electrode Rugged design for handheld or wall mount (magnetic back). Magnetic back panel offers optimum flexibility and convenience. Low Battery indicator and Auto Power off. Specifically designed for fast response measurement. Select PH220-C Kit to include ATC pH polycarbonate electrode (12mm diameter) with 39 (1m) cable.