{"product_id":"digital-voltmeter-ammeter-dc0-100v-10a-50a-100a-led-display-voltage-current-meter","title":"Digital Voltmeter Ammeter DC0-100V 10A 50A 100A | LED Display Voltage Current Meter","description":"\u003cp\u003eMonitor your DC power systems with precision using this dual-display digital voltmeter and ammeter. It provides real-time readings for voltage from 0.0V to 100V and current across three selectable ranges (10A, 50A, 100A) on a bright 0.56-inch LED screen. This 2-in-1 meter is a reliable tool for keeping an eye on the electrical health of your electromobile, motorcycle, car, or DIY electronics projects.\u003c\/p\u003e\n\u003cp\u003eThis voltage and current tester combines two essential measurements into one compact panel. The red and blue LED display allows you to quickly glance at both voltage and current simultaneously, making it easy to detect fluctuations or diagnose issues in your circuit. With a measurement accuracy of 1% and a fine resolution of 0.01A for current and 0.1V for voltage, you get dependable data for troubleshooting or performance monitoring.\u003c\/p\u003e\n\u003cp\u003eBuilt for practical use, this panel meter operates within a wide voltage range of 4.5-30V DC and functions reliably in temperatures from -10 to 65 degrees Celsius. Its small footprint (48.00x29.00x21.00mm \/ 1.89x1.14x0.83inch) allows for easy integration into tight spaces like a car dashboard, battery charger, or power supply unit. The durable construction ensures it can handle the demands of regular use in automotive, industrial, or home workshop environments.\u003c\/p\u003e\n\u003cp\u003eSetting up this DC voltmeter ammeter is straightforward for those with basic electrical knowledge. It is an essential tool for anyone who needs to verify power output, check battery health, or ensure their devices are operating within safe electrical limits. Whether you are working on a car audio system or a solar power setup, this meter provides the clarity and accuracy you need.\u003c\/p\u003e\n\u003cp\u003eKey Features and Benefits\u003c\/p\u003e\u003cp\u003e- 2-in-1 Multimeter Function: Combines voltage and current measurement in one device, saving space and simplifying your setup.\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eHigh Measurement Accuracy: Delivers 1% accuracy for reliable readings, helping you make informed decisions about your electrical system.\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eLarge 0.56-inch LED Display: Features red and blue digital tubes for clear visibility from a distance, even in low-light conditions.\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eWide Current Range Options: Available in 10A, 50A, and 100A ranges, allowing you to choose the right sensitivity for your specific application.\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eCompact and Durable Design: The small panel size fits easily into various enclosures and is built to withstand regular use.\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003eWho Is This For\u003c\/p\u003e\u003cp\u003e- DIY electronics enthusiasts who need to monitor power consumption in their custom builds or power supplies.\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eAutomotive owners working on 12V or 24V systems in cars, motorcycles, or electromobiles for battery and alternator testing.\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eTechnicians and hobbyists maintaining solar panel systems, battery banks, or other DC power setups.\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eAnyone repairing or troubleshooting electrical appliances and circuits who requires a portable, accurate tester.\u003c\/li\u003e\u003c\/ul\u003e\n\u003cp\u003eUsage Scenario\u003c\/p\u003e\u003cp\u003eMark was troubleshooting a parasitic drain on his car battery that was leaving it dead every morning. He connected this digital voltmeter ammeter in line with the battery's negative terminal. The red and blue display immediately showed a current draw of 0.35A even with the car off. By watching the ammeter reading, he was able to pull fuses one by one until the current dropped to near zero, quickly identifying the faulty aftermarket radio that was the culprit. The clear voltage reading also confirmed his alternator was charging correctly at 14.2V.\u003c\/p\u003e\n\u003cp\u003eMicro Comparison\u003c\/p\u003e\u003cp\u003eWhile basic analog testers can give you a rough idea of voltage, they lack the precision and current monitoring capability of this digital panel. Unlike single-function meters that require you to switch modes, this 2-in-1 display shows you both voltage and current at the same time, saving you time and effort during diagnostics. Its compact LED display is easier to read in dim conditions compared to standard LCD screens, making it a more practical choice for automotive and workshop use.\u003c\/p\u003e\n\u003cp\u003eSpecifications\u003c\/p\u003e\u003cp\u003eDIY Supplies: ELECTRICAL\u003c\/p\u003e\n\u003cp\u003eDisplay: 0.56 inches LED digital tube display\u003c\/p\u003e\n\u003cp\u003eDisplay color: red + blue\u003c\/p\u003e\n\u003cp\u003eVoltage measurement range: 0.0V-100V\u003c\/p\u003e\n\u003cp\u003eCurrent test range: 0-10A, 0-50A, 0-100A (with 3 ranges)\u003c\/p\u003e\n\u003cp\u003eVoltage resolution (V): 0.1V\u003c\/p\u003e\n\u003cp\u003eCurrent resolution (A): 0.01A\u003c\/p\u003e\n\u003cp\u003eMeasurement accuracy: 1%\u003c\/p\u003e\n\u003cp\u003eWorking voltage: 4.5-30V DC\u003c\/p\u003e\n\u003cp\u003eWorking current: \u0026lt;=20mA\u003c\/p\u003e\n\u003cp\u003eWorking temperature: -10 to 65 degrees Celsius\u003c\/p\u003e\n\u003cp\u003eWorking pressure: 80~106 kPa\u003c\/p\u003e\n\u003cp\u003eProduct size: 48.00x29.00x21.00mm \/ 1.89x1.14x0.83inch\u003c\/p\u003e\n\u003cp\u003eSize Guide\u003c\/p\u003e\u003cp\u003ePlease allow 1-3 cm \/ 0.4-1.2 in difference due to manual measurement.\u003c\/p\u003e\n\u003cp\u003ePackage Includes\u003c\/p\u003e\u003cp\u003e- 1 x Voltmeter Ammeter\u003c\/p\u003e\n\u003cp\u003eWhy You Will Love It\u003c\/p\u003e\u003cp\u003eYou will appreciate the confidence that comes from having accurate, real-time data on your electrical systems. This meter takes the guesswork out of troubleshooting, giving you a clear picture of what is happening inside your circuits. It is a simple, effective tool that empowers you to maintain and optimize your gear with ease.\u003c\/p\u003e\n\u003cp\u003eQuestions and Answers\u003c\/p\u003e\u003cp\u003eQuestion: Can this meter measure AC voltage and current?\u003c\/p\u003e\u003cp\u003eAnswer: No, this meter is designed specifically for DC (Direct Current) systems only, with a voltage range of 0.0V to 100V.\u003c\/p\u003e\n\u003cp\u003eQuestion: What does the red and blue display show?\u003c\/p\u003e\u003cp\u003eAnswer: The red LED display typically shows the voltage reading, while the blue LED display shows the current (amperage) reading.\u003c\/p\u003e\n\u003cp\u003eQuestion: Do I need a shunt for the 50A or 100A version?\u003c\/p\u003e\u003cp\u003eAnswer: Yes, a meter with a range of 50A or 100A must be connected to an external shunt to measure current, regardless of whether the measured current is less than 10A.\u003c\/p\u003e\n\u003cp\u003eQuestion: What is the maximum input voltage for the meter's power supply?\u003c\/p\u003e\u003cp\u003eAnswer: The working voltage for the meter itself is 4.5-30V DC. Do not exceed 30V input to the meter's power terminals to avoid damage.\u003c\/p\u003e\n\u003cp\u003eQuestion: Is this meter suitable for monitoring a car battery?\u003c\/p\u003e\u003cp\u003eAnswer: Yes, it is ideal for monitoring 12V and 24V DC systems like car, motorcycle, and electromobile batteries, as long as the voltage stays within the 0-100V range.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S51982d0c7c4a493cbc743bb4a50c5a09f.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"http:\/\/ae01.alicdn.com\/kf\/H3a786e2e041043a2b63f85108ccf552au.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"http:\/\/ae01.alicdn.com\/kf\/Hdce40382010848f3a9a1d23e3fb0ec95T.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S62987fd2a30649ad9a75a8c049a62e40P.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"http:\/\/ae01.alicdn.com\/kf\/Hcf3dda8eec3f41bb9aa127916c81cef64.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S3cdab0a5408a4fdf968bab566cd84b4eu.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S764216e051104e6cbcec934680e8e79a1.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S487edcbb7e1b40fabc4a125a75af61eeU.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S6a75b555e79e46da8786f192e6844c25m.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S2b5cbc56ddca479c821a71d6f8a953eaW.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sa2ccbd15292a41e7ae46e962807c858b9.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sa9252f6a99d84df7b8e92c7914b3e41aC.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S3a5b7f35aa2945ef9138ab70a524e6f69.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S33719f3bc0334020a3ff7d4d613fe802o.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sfe894815acf1465388154784c4b5e68fA.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S4173014c97304fa3a9176aae7900b4a90.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"http:\/\/ae01.alicdn.com\/kf\/H2a8d40f1bd8747169def12e6b9c568f5x.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"http:\/\/ae01.alicdn.com\/kf\/Ha62101cb2ff944f5a661971935195d25G.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"http:\/\/ae01.alicdn.com\/kf\/Hb0e57f526dc04a9593c78cc10fd40fb10.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S424c8474047742f4b67a21e27afabf196.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"http:\/\/ae01.alicdn.com\/kf\/H885c412427594eb0869f52459d628f42Q.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"http:\/\/ae01.alicdn.com\/kf\/H58583f7706d645c8ad8781d645e1821av.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sf87cb8c8365f491b9434f3f0a1beccbd6.jpg\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"http:\/\/cbu01.alicdn.com\/img\/ibank\/2018\/511\/370\/9097073115_1673125945.jpg\" alt=\"\"\u003e\u003c\/p\u003e","brand":"MyPetiteCar.com","offers":[{"title":"Blue 12v","offer_id":50559023874285,"sku":"14:200002130#Blue 12v","price":28.8,"currency_code":"USD","in_stock":true},{"title":"50A Diverter","offer_id":50559023907053,"sku":"14:200004890#50A Diverter","price":30.45,"currency_code":"USD","in_stock":true},{"title":"10A","offer_id":50559023939821,"sku":"14:200004889#10A","price":17.55,"currency_code":"USD","in_stock":true},{"title":"Red 12v","offer_id":50559023972589,"sku":"14:200003699#Red 12v","price":28.0,"currency_code":"USD","in_stock":true},{"title":"100A Diverter","offer_id":50559024005357,"sku":"14:200004891#100A Diverter","price":41.75,"currency_code":"USD","in_stock":true}],"url":"https:\/\/www.webster.direct\/en-ca\/products\/digital-voltmeter-ammeter-dc0-100v-10a-50a-100a-led-display-voltage-current-meter","provider":"Webster.Direct","version":"1.0","type":"link"}