Ammeters20K Supply Voltage DC 12V LED Digital Resisitance Meter Ohmmeter Resistance Monitor 20K Ohm Panel Meter 79*43*25mmThe ohm meter can not be online test live resistance value, or it will be burnt.Resistance: 20KPower supply: DC12VMeasurement accuracy: 0.5% ± 2 digits Display: 0.56'' LED with red or blue digitsMeasuring speed: about 2 times per secondDimensions: Full-closed: 79 × 43 × 25mm , Half-closed: 79*43*15mmInstallation size: 75 × 39.5mm Operating temperature: -10 ~ +50 Working pressure: 80 ~ 106kPaWorking humidity: 10 ~ 80% (no condensation)Sun exposure: no direct exposure==========Dimensions : 79*43*25mmOperating Temperature : -10 to 50 degreeAccuracy Class : 1%+/-2 digitsTesting Voltage : DC12VMeasuring Range : 20KModel Number : YB5135RDisplay Type : Digital OnlyDIY Supplies : ELECTRICAL Ammeters ASIN B0H49V4JBL Color One Color Model GOPCZTYZL Brand Name GOPCZTYZL Part Number GOPCZTYZL Manufacturer GOPCZTYZL Item Dimensions 5.12 x 3.15 x 3.54 inches