Extech HD450 Datalogging Heavy Duty Light Meter, Battery, Case Included, 1.6"W

Type 2 Sound Level Meter Kit meets ANSI and IEC 651 Type 2 standards. Ideal for noise surveys in the workplace, installing fire alarms and speaker systems and enforcing noise ordnances. Measures from 35 to 130dB in two ranges with an accuracy of ±1.5dB. Data hold and Max hold functions. Backlit display allows use in dimly lit areas. Kit Includes: 407732 sound meter 407744 94dB Sound Calibrator Microphone wind screen 3 x 9V batteries Hard carrying 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 SD800 CO2/Humidity/Temperature Datalogger, Green, SD Card, Universal AC Monitor air quality in schools, office buildings, greenhouses, hospitals and anywhere that high levels of carbon dioxide are generated. CO2/Humidity/temperature datalogger checks for carbon dioxide concentrations and records data on an 2G SD card in excel® format for easy transfer to a PC for analysis. A triple LCD simultaneously displays all three parameters and a selectable data sampling rate of 5, 10, 30, 60, 120, 300 and 600 seconds. Each stored reading includes a date and time stamp. 0 to 4,000ppm CO2; 10 ...

Extech PH110 ExStik® Refillable pH Meter, Electrode, pH Refillable pH electrode is easily serviced. Fresh reference solution maintains high accuracy. Eliminates concern with shelf life. Flat surface electrode measures pH in liquids, semi-solids and solids. No more electrode breakage or clogged junctions. Renew indicator tells you it's time to replace your electrode. Eliminates guesswork. Cal alert tells you it's time to recalibrate. Ensures accuracy. Memory records and recalls 15 sequentially tagged readings. Allows detection of changes over time. Analog bar graph displayed on LCD. Shows ...

Foot candle/lux meter measures light level to 5000FC (foot candles) and 50,000 lux with a 5% accuracy using a precision photo diode and color correction filter. It features fast/slow response time and an analog output (1mV per count) for capturing readings to a recorder. Complete withs: 9v battery NIST Certification