Amprobe THWD-5 Psychrometer Temperature and Humidity Meter is an easy to use meter for measuring Wet bulb, Dew point, Relative Humidity and Temperature. The detachable probe includes an extendable cable to access to hard to reach areas.

Amprobe TR100 Temperature Data Logger takes temperature reading in a compact size unit. With this temperature data logger use the included Amprobe software for recording measurements to your personal computer and set up these parameters for recording: Sample interval timing, Start/Stop, Date and Time, HI/LO Alarm Threshold, Unit Selection, and number of Memory points. Discontinued product - Replaced by Amprobe TR100-A.

Amprobe TR200 Temperature RH Data Logger takes both temperature and relative humidity readings in one compact size unit. With this temperature RH data logger use the included Amprobe software for recording measurements to your personal computer and set up these parameters for recording: Sample interval timing, Start/Stop, Date and Time, HI/LO Alarm Threshold, Unit Selection, and number of Memory points. Discontinued product - Replaced by Amprobe TR200A.

Amprobe TR300 Digital Display Temperature and RH Data Logger monitors indoor air quality in one small-sized unit. Amprobe TR300 Digital Display Temperature and RH Data Logger stores up to 16,000 readings and includes the unique Amprobe Download Suite software that will set up the following parameters for recording:Sample interval timing, Start/ Stop, Dare and Time, HI/LO Alarm threshold, Unit Selection and number of Memory points.

Amprobe TMA40 Digital Anemometer Relative Humidity Temperature Meter provides three measurements in one: Air Velocity or volume, Relative Humidity and Temperature. With this anemometer relative humidity temperature meter, choose between single point measurement, multiple points up to 99, or the added feature of data logging up to 2400 data points. Discontinued product. Replacement Amprobe TMA40-A.

Amprobe LM-100 Handheld Light Meter is designed to measure visible light from metal halide, fluorescent, incandescent, or high pressure sodium sources. Amprobe LM-100 is a portable, easy-to-use digital light meter with easy one-handed operation with readings in Lumen (lux) or foot candles (fc) unilts.

Amprobe LM-120 Handheld Light Meter is designed to measure visible light from metal halide, fluorescent, incandescent, or high pressure sodium sources. Amprobe LM-120 is a portable, easy-to-use digital light meter with easy one-handed operation with readings in Lumen (lux) or foot candles (fc) unilts.

Amprobe SM-20 Sound Level Meter is designed to meet the measurement requirements of Safety Engineers, Health, Industrial safety offices and Quality Control in various environments. This sound meter offers two types of measurements: A and C weighting.

Amprobe SM-CAL1 Handheld Sound Level Calibrator is designed with 94dB and 114dB fixed output levels and 1000Hz output frequency.

Amprobe UDM45 Ultrasonic Distance Meter is the perfect ultrasonic distance meter for quickly measuring the area or volume of a room. The UDM45 ultrasonic distance meter can either take single measurements or take continuous measurements.

Amprobe TACH20 Contact and Non Contact Tachometer Handheld is designed to measure rotational speeds, surface speeds, and length.

Amprobe MAN02 Hand Held Digital Manometer is a portable, battery operated pressure measuring device. This handheld manometer features a large dual digital display that shows gauge or differential pressure values and a relative time clock for measuring when events happen.