{"product_id":"mini-digital-voltmeter-ammeter-dc-100v-10a-dual-led-display","title":"Mini DC Voltmeter Ammeter 0-100V 10A Dual LED Display Panel Meter","description":"\u003ch2\u003eCompact Dual-Display Voltmeter \u0026amp; Ammeter for DC Circuits\u003c\/h2\u003e\n\u003cp\u003eMonitor your DC circuits with confidence using this \u003cstrong\u003eMini 4-Digit Digital Voltmeter Ammeter\u003c\/strong\u003e. Featuring a bright dual LED display, this compact 5-wire panel meter simultaneously reads voltage (0–100V DC) and current (0–9.999A), making it the ideal monitoring solution for solar systems, battery banks, power supplies, RC vehicles, and DIY electronics projects.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Measurement:\u003c\/strong\u003e Simultaneously displays DC voltage (0–100V) and current (0–9.999A) on two clear LED readouts\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Precision 4-Digit Display:\u003c\/strong\u003e Approximately 0.28-inch LED digits for easy, accurate reading at a glance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact Form Factor:\u003c\/strong\u003e Tiny 48 × 28 mm (1.89 × 1.1 in) body fits neatly into panel cutouts, enclosures, or DIY builds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Working Voltage Range:\u003c\/strong\u003e Operates on DC 4V–30V supply, compatible with most low-voltage systems\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Operating Temperature:\u003c\/strong\u003e Reliable performance from -10°C to 65°C (-14°F to 149°F)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStable \u0026amp; Long-Lasting:\u003c\/strong\u003e Built with high-quality components for efficient, durable, and consistent performance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Installation:\u003c\/strong\u003e 5-wire connection for straightforward panel mounting — no soldering expertise required\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMeasuring Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDC 0 – 100V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMeasuring Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.000 – 9.999A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWorking Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDC 4V – 30V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDisplay Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~0.28 inch LED\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDisplay Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDual 4-Digit LED\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWire Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5-wire\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-10°C to 65°C\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e48 × 28 mm \/ 1.89 × 1.1 in\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Included\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Mini Digital Voltmeter Ammeter (with 5 pre-wired leads)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eSolar panel and battery monitoring systems\u003c\/li\u003e\n  \u003cli\u003eDIY power supply builds and bench testers\u003c\/li\u003e\n  \u003cli\u003eElectric vehicle and RC hobby applications\u003c\/li\u003e\n  \u003cli\u003eArduino, Raspberry Pi, and maker board projects\u003c\/li\u003e\n  \u003cli\u003eAutomotive and marine DC circuit monitoring\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003cp\u003eFor more electronics inspiration and project ideas, explore our related products:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-percent-better-every-day-motivational-canvas-wall-poster-inspirational-quote\"\u003e\"1% Better Every Day\" Motivational Canvas Poster\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor safety guidelines related to electrical DIY projects, refer to the U.S. Consumer Product Safety Commission (CPSC) and \u003ca href=\"https:\/\/www.osha.gov\/electrical\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eOSHA's Electrical Safety Resources\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the voltage and current measurement range of this mini digital voltmeter ammeter?\u003c\/h4\u003e\n\u003cp\u003eA: This dual LED display meter measures DC voltage from 0 to 100V and DC current from 0.000 to 9.999A (approximately 10A). It requires a separate working supply voltage of DC 4V–30V to power the display itself.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How do I wire this 5-wire voltmeter ammeter to my circuit?\u003c\/h4\u003e\n\u003cp\u003eA: The 5-wire configuration includes two wires for the power supply (to drive the display), two wires connected across the voltage measurement points, and one wire for current sensing (in series with the load). A wiring diagram is typically printed on the module itself or included with the product. Always ensure your circuit is de-energized before connecting.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I use this voltmeter ammeter for solar panel or battery monitoring?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! This mini panel meter is widely used in solar charging systems, battery bank monitors, DIY power supplies, and any DC application where simultaneous voltage and current readings up to 100V \/ 10A are needed.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What panel cutout size do I need to mount this meter?\u003c\/h4\u003e\n\u003cp\u003eA: The module body measures 48 × 28 mm (1.89 × 1.1 in). You should prepare a panel cutout slightly smaller than the bezel dimensions to allow a snug fit. Check your specific mounting enclosure dimensions before installation.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the voltage and current measurement range of this mini digital voltmeter ammeter?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This dual LED display meter measures DC voltage from 0 to 100V and DC current from 0.000 to 9.999A (approximately 10A). It requires a separate working supply voltage of DC 4V–30V to power the display itself.\"}}, {\"@type\": \"Question\", \"name\": \"How do I wire this 5-wire voltmeter ammeter to my circuit?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The 5-wire configuration includes two wires for the power supply (to drive the display), two wires connected across the voltage measurement points, and one wire for current sensing (in series with the load). 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