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

Extech 407026-NIST Heavy Duty Light Meter W/PC Interface, Battery, 1.3"W, NIST Certified Heavy duty light meter has 4 lighting type settings for enhanced accuracy (Tungsten/daylight, florescent, sodium, mercury). Additional features include: data hold, min/max/average, auto power off and a % reading of the differential from a reference point. Built-in RS-232 interface with optional data acquisition software and datalogger. Includes: NIST Cert 9v battery Remote light sensor on a 46 In. cable with protective cover and a protective holster with stand

Extech 401025 Foot Candle/Lux Light Meter, Battery, 1.2"W 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 with: 9v battery

Extech 407732-KIT-NIST Low/High Range Sound Level Meter Kit, Plastic, 9V battery, NIST Certified 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 NIST Cert Hard carrying case

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 407119 Heavy Duty CFM Hot Wire Thermo-Anemometer, Blue, Probe Sensor, 7.9"L Heavy duty CFM hot wire thermo-anemometer uses a telescoping probe (extends up to 3 ft) that's ideal for use in ducts and ventilating systems. It can accurately measure air flow (CFM/CMM), air velocity and temperature. Air flow can be displayed as an instantaneous value or up to a 20 point average. A built-in RS-232 interface can be used with optional data acquisition software and cable for recording measurements directly to your PC. Comes complete with telescoping probe with 5.5 ft cable and 4 x AA ...