Extech 42266 Temperature Datalogger features: System includes one 42260 Temperature Datalogger with 3.6V lithium battery, programmer with 4 AAA batteries and roll of paper.

Robinair 43230 Swivel-Head Digital Thermometer features: Head swivels 180º easy to see at any angle; Compact size convenient to carry and store; Selectable Celsius and Fahrenheit; Reliable readings over entire range; For surface, liquid and air temperatures; Protective sheath with pocket clip.

Features

Protek 9302 - 2 Channel waveform generator features: Log, linear, phase continuous sweeps; Frequency to 31MHz; 0.01Hz frequency resolution; 16 to 16K points arbitrary waveform lengths; Standard waveforms: Sine, Square, Triangle, Ramp and Noise; Includes waveform design software; Waveforms may be designed via front panel or software; Dual independent channels; Sweep times to 1000s; AM, FM and phase modulation; RS-232 and software interface.

The Amprobe AMC-2 Analog Megohmmeter Hand Cranked tests voltage via a hand crank which requires no batteries or external power.

Extech 461995 Contact Laser and Photo Combination Tachometer combines contact and non-contact features to allow for versatility.

Extech 44535 Wall Mount Weather Station Clock features: Three Hi-Tech displays Clock, Humidity, and Temperature; Stylish clock with black face and separate temperature and Humidity dials; Easy to read 9" (99cm) diameter clock with second hand maintains 30 seconds per month accuracy; Thermometer Dial is 3" (7.6cm)D and measures -34 to 116°F and -36 to 48°C; Relative Humidity Dial is +/-3.6°F (2°C), +/-3 %RH. Product discontinued.

Extech 445582 Temperature Humidity Thermometer Kit includes: 445580 pen, 33% to 75% calibration standards and hard vinyl carrying case.

Extech 44533 Hygro-Thermometer Wall Clock features: Distinctive wall clock includes Temperature and Humidity Indicators; Attractive matte silver rim and black faceplate with easy to read display; 9.75" (25cm) diameter clock with second hand maintains 30 sec/month accuracy; °F thermometer displays: -40 to 120°F (-40 to 50°C) with +/-3.6°F (2°C) basic accuracy; Relative Humidity dial displays 0 to 100%RH (basic accuracy of +/-3%). Product discontinued.

Extech 610022-B pH Calibration Checker features: Troubleshooter tells you if your pH meter is functioning; Simulates values for pH 4, 7 and 10 (+-0.1%FS accuracy); Simple to use - connect the calibration cable to device needing calibration and select simulation range; Easy verification - if your pH device displays the same value that is simulated, then it is working properly and your electrode may need to be replaced; High Ohm range for industrial applications. Discontinued product.

Extech 461891 Contact Digital Tachometer High Precision measures fast and accurate RPM and surface speeds measurements by preforming contact measurements on rotating objects.

Extech 42312 Type K Calibrator Thermometer features: Source and measure with course and fine adjustments; Large backlit LCD display for viewing in dimly lit area; Measurement mode: Single or Dual input; Data Hold and Max for measurement functions; Source mode: Simply select output values using rotary switch with Coarse and Fine adjustments.

Amprobe AM-120 TRMS Digital Multimeter with PC Connection comes equipped with: True TRMS Measurement, Optical isolated PC interface capability, Auto and manual ranging, Auto power off, etc.