Extech HW30, multi-function stopwatch. Displays a digital up/down timer, temperature, humidity and heat index. Additional features include a 12/24-hour clock, stopwatch, 30 lap/split memory and programmable alarm.
The Extech RH520B is a paperless chart recorder that provides simultaneous digital and graphical display of %RH and temperature or dew point, as well as showing date/time and min/max values.
The EMF450 is a convenient 3-in-1 EMF meter which simultaneously measures and displays Magnetic Field, Electric Field and Radio Frequency Strength. Ergonomic pocket-sized design with an easy-to-navigate menu. Large vivid color TFT display shows digital readings, bargraphs, and trending graph.
Extech SL130W is a compact digital sound level meter with ±1.5dB high accuracy that allows for quick and reliable sound level testing from 30 to 130dB.
The Extech 480846 RF EMF Strength Meter monitors high frequency radiation in the 10 MHz to 8 GHz range. Ideal for mobile phones, cell phones, base stations, locating RF hotspots, wireless network (Wi-Fi) RF detection, RF "electrosmog" detection, microwave leakage, and wireless communication applications (CW, TDMA, GSM, DECT).