description usb digital meter usb type a and c 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, current, capacity, energy, and resistance simultaneously. it can function with any usb-a and most usb-c ports, including qualcomm quick charge ports that have the ability to deliver power. it requires no batteries as it draws power from the power source to function. usb power meter for any usb-a and most usb-c ports. monitors voltage, current, capacity, energy and resistance. powered by the usb port; no batteries required. hi-resolution lcd for clear visibility in environments with low ambient lighting. durable cables to allow easy access to hard-to-reach ports. rugged, pocket-sized, and light weight klein industrial design stands up to jobsite demands. built to withstand a 6.6-foot (2m) drop. no batteries needed; powered by the usb port being tested. for more than 160 years, klein tools has manufactured premium-quality, professional-grade hand tools that deliver the performance, durability and precision needed to get the job done right. our family of engineers, workers and craftsman continue to put six generations of expertise into every tool we create by using only the highest quality materials, superior workmanship, and keeping manufacturing as close to home as we can. klein isn't just the name of our company, it's also our family name. and since we're an american company that's family-owned and family-run, you know you can count on us to be here tomorrow. klein tools doesn't just make great products, we make great products that stand up to the demands of the professionals who use them every day ... since 1857. california proposition 65 warning. view warning label features 3 to 20v dc; current: 0.05 to 3a (usb-a); 3 to 20v dc; current: 0.05 to 5a (usb-c) continuously monitor up to 1000 hours of voltage, current, capacity/charge delivered, energy, and resistance (calculated) tests most common standard usb-a or usb-c ports, including qualcomm quick charge ports store and recall up to 10 readings voltage and current overload detection hi-resolution lcd for clear visibility in environments with low ambient lighting durable cables to allow easy access to hard-to-reach ports rugged, pocket-sized, and light weight klein industrial design stands up to jobsite demands built to withstand a 6.6-foot (2m) drop specifications acme tools brand name klein tools acme tools part number et920 application usb port voltage, current, capacity, energy and resistance (calculated) assembled weight (lbs) 0.107 battery quantity required 0 battery size no battery required california proposition 65 warning required yes case color none case included no case material none color / finish orange/black country of origin china dc polarity indicator no dc voltage 3 to 20 depth (in) 0.6 digital / analog digital digital display yes globaltradeitemnumber (gtin) 00092644691669 internal supplier part # et920 internet product code (ipc) 42f4f5a9736 length (in) 2.96 manufacturer warranty please refer to attached warranty document. material polymer package contents usb digital meter, usb-a and usb-c package depth 9.25 package height 1.25 package weight 0.24 package weight (lbs) 2 upc 092644691669 voltage compatibility dc only weight (lbs) 0.10625 weight (oz) 1.7 width (in) 1.96