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The Klein Tools ET920 is a USB digital meter for Type-A and Type-C ports. It accurately and reliably measures and displays the USB port voltage, cu...

The Klein Tools ET910 is a USB digital meter and tester combination for most common USB-A ports, including Qualcomm Quick Charge® ports. It accurat...

The Klein Tools ET900 is a USB digital meter for common standard USB-A (Type A) ports including Qualcomm Quick Charge® ports. It accurately and rel...

The ET600 is a multi-function Megohmmeter capable of producing 125V, 250V, 500V, and 1000V test voltages for insulation resistance measurements up ...

ET60 is a solid-state, low impedance, electronic voltage tester. It measures AC/DC voltages up to 600V. The ET60 does NOT require batteries; it is ...

Klein Tools' Cat. No. ET45VP Kit includes an Electronic Voltage Tester, Cat. No. ET45 and a Receptacle Tester, Cat. No. RT210. The ET45 is design...

The Klein Tools ET450 Advanced Circuit Tracer Kit is a professional tracer for energized and non-energized breakers, fuses, and wires. When the Tra...

Klein Tools ET45 is an Electronic Voltage Tester. Designed as a simple, easy to use tester to check, verify or troubleshoot common residential elec...

Klein Tools ET40 is an Electronic AC/DC Voltage Tester. It features indicators for positive and negative DC polarity, and tests DC voltages as low ...

The Klein Tools ET310 Circuit Breaker Finder with Integrated GFCI Outlet Tester is a digital circuit breaker finder used to locate the correct circ...

Klein Tools' ET270 is an auto-ranging digital multi-tester that measures AC/DC voltage, resistance, continuity, and performs a battery test. It als...

Klein Tools ET250 is a solid-state, digital voltage and continuity tester. It measures AC/DC voltages up to 600V and tests for continuity. Addition...

The new Klein Tools’ ET20 Borescope can be quickly connected to your smartphone via the built-in WiFi signal, turning the smartphone in your pocket...

The ET180 Digital Differential Manometer from Klein Tools measures air and gas pressure for port 1, port 2, and measures the differential between t...

Klein Tools’ ET160 is an easy-to-use Refrigerant Gas Leak Detector that provides audible and visual alarms in the presence of CFCs, HFCs, HCFCs, an...

Klein Tools ET16 Borescope features a 9 mm camera surrounded by 6 LEDs attached to a 10-Foot (3 m) armored gooseneck cable. The digital camera has ...

Klein Tools ET140 Moisture Meter is designed to non-invasively detect hidden relative moisture content up to 3/4-Inch (19 mm) depth. Easily select ...

Klein Tools ET130 is an easy-to-use precision light meter that measures illuminance levels in both Foot Candles (FC) and Lux. Backlit LCD display s...

The ET120 is it the perfect choice for HVAC professionals. It is an easy-to-use tester that provides audible and visual alarms in the presence of m...

The ET110 CO Detector is an easy-to-use meter that detects and measures concentration levels of carbon monoxide (ppm) and temperature (Fahrenheit/C...

Klein Tools ET10 is a digital thermometer that takes ambient and direct-contact readings in both Fahrenheit (°F) and Celsius (°C) scales. The rugge...

Klein Tools ET05 is a digital thermometer that takes ambient and direct-contact readings in both Fahrenheit (°F) and Celsius (°C) scales. The rugge...

Klein Tools Serrated Duct Knife is perfect for cutting duct board and flexible duct. The stainless steel blade is dual-sided: 1-serrated and 1-r...

Manufactured for strength and durability, this 8-Inch wrench features 40-Percent slimmer jaws (than standard adjustable wrenches), an extra-wide...