Documentation-led reviews that separate verified specifications from marketing claims.
An 8.5 mm articulating borescope with 220 degrees of wheel controlled steering, a 34 mm bending section, eight LEDs at four brightness levels and an IP67 gooseneck.
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A multifunction PV tester and I-V curve tracer kit meeting IEC 62446-1 Category 1 and 2, bundled with a wireless irradiance meter, a 100 A clamp and TruTest software.
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A mains powered radon and indoor air quality monitor with WiFi and an app, measuring radon, VOC, estimated CO2, temperature, pressure and humidity.
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A 6.5 mm dual lens articulating borescope with a five inch IPS screen, described in five bullets that contain almost no specifications.
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A 3.9 mm two way articulating borescope with a five inch WVGA IPS screen, built in wireless streaming to a tablet and a 32 GB card installed.
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A three channel laser particle counter with 999 record storage, PDF export and a published accuracy of plus or minus 12 micrograms per cubic metre.
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A flexible Rogowski coil clamp meter reading to 10,000 A AC on a 300 mm coil, with voltage to 1000 V DC, 600 stored readings and no stated safety category.
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A 6.2 mm articulating borescope with 220 degrees of thumb wheel steering, IP67 with overheat protection, 32 GB of storage and five to seven hours of runtime.
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A 5.5 mm joystick controlled articulating borescope with 180 degrees of movement, a five inch 1280 by 720 screen and a full automotive kit.
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An infrared refrigerant leak detector with a published minimum detectable leak rate of 1 g/a, four sensitivity steps each with its own rate, and a ten year sensor life.
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A triple lens borescope with a five inch IPS screen, 76 degree field of view, built in storage, a 16.5 ft semi rigid cable and a ten LED layout split eight plus one plus one.
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A portable PV module tester measuring Pmax, Vmp, Imp, Voc and Isc, whose own listing states two different maximum voltages and two different power ratings.
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