description receptacle tester klein tools rt110 receptacle tester detects the most common wiring problems in standard receptacles. conditions indicated: wiring correct, open ground, reverse electrical outlet, open hot, open neutral, hot/ground reversed. conditions not indicated: quality of ground, multiple hot wires, combinations of defects, reversal of grounded and grounding conductors. 110/125 vac outlet tester detects wiring problems in receptacle. tester with lighting sequence, indicates wiring correct condition. also indicates open ground, reverse polarity and other conditions. designed to detect the most common wiring problems in standard receptacles. 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 outlet tester's light sequence on receptacle tester indicates correct/incorrect wiring receptacle tester conforms to ul std 1436, certified to csa std c22.2 #160 operating temp: 32-degrees f to 140-degrees f (0-degrees c to 40-degrees c) built to withstand a 6.6-foot (2m) drop nominal voltage: 110/125v ac at 50/60hz in 3-wire outlet designed to detect the most common wiring problems in standard receptacles specifications acme tools brand name klein tools acme tools part number rt110k application to detect the most common wiring problems in standard receptacles assembled weight (lbs) 0.122 battery quantity required 0 battery size no battery required california proposition 65 warning required yes case included no color / finish black/orange country of origin china dc polarity indicator not applicable dc voltage n/a depth (in) 2.875 digital / analog analog digital display no globaltradeitemnumber (gtin) 00092644690266 internal supplier part # rt110 internet product code (ipc) 4b3f37aadc2 length (in) 1.625 manufacturer warranty please refer to attached warranty document. material plastic operating temperature range 32-140f package depth 5.5 package height 1.8 package weight 0.13 package weight (lbs) 0.13 temperature range 32-140f tester type receptacle upc 092644690266 visual / audio alert visual voltage compatibility ac only weight (lbs) 0.12 weight (oz) 1.92 width (in) 1.875