{"product_id":"0-28-inch-dc-mini-led-digital-voltmeter-2-wire-3-7v-30v","title":"0.28 Inch DC Mini LED Digital Voltmeter 2-Wire 3.7–30V","description":"\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-8 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv dir=\"auto\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003eThe \u003cstrong\u003e0.28 Inch DC Mini LED Digital Voltmeter\u003c\/strong\u003e is a compact \u003cstrong\u003e2-wire panel-mounted voltage meter\u003c\/strong\u003e with a bright red LED display for monitoring \u003cstrong\u003e3.7V–30V DC\u003c\/strong\u003e systems. It is ideal for battery packs, power supplies, solar projects, automotive electronics, robotics, and embedded applications.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e0.28 Inch DC Mini LED Digital Voltmeter 2-Wire 3.7–30V\u003c\/strong\u003e is a compact digital voltage display designed for accurate DC voltage monitoring. Its bright red \u003cstrong\u003e3-digit LED display\u003c\/strong\u003e provides clear readings at a glance, while the simple \u003cstrong\u003e2-wire design\u003c\/strong\u003e makes installation quick and straightforward.\u003c\/p\u003e\n\u003cp\u003eThe module includes \u003cstrong\u003epanel-mount fixing tabs\u003c\/strong\u003e for secure installation in enclosures, control panels, battery boxes, and DIY electronics projects. Its compact size and low power consumption make it suitable for portable devices, laboratory equipment, renewable energy systems, and embedded electronics.\u003c\/p\u003e\n\u003cp\u003eWhether you're monitoring a lithium battery, checking the output of a DC power supply, or adding a voltage display to your custom project, this mini voltmeter delivers reliable performance in a compact form factor.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMeasures DC voltage from \u003cstrong\u003e3.7V to 30V\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eBright \u003cstrong\u003e0.28-inch red LED display\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e3-digit digital voltage readout\u003c\/li\u003e\n\u003cli\u003eSimple \u003cstrong\u003e2-wire connection\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCompact panel-mount design\u003c\/li\u003e\n\u003cli\u003eIntegrated mounting tabs\u003c\/li\u003e\n\u003cli\u003eReal-time voltage monitoring\u003c\/li\u003e\n\u003cli\u003eLow power consumption\u003c\/li\u003e\n\u003cli\u003eClear and stable display\u003c\/li\u003e\n\u003cli\u003eEasy installation\u003c\/li\u003e\n\u003cli\u003eLightweight and durable\u003c\/li\u003e\n\u003cli\u003eSuitable for DIY and industrial applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003eSpecification\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eDC Digital Voltmeter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay Size\u003c\/td\u003e\n\u003ctd\u003e0.28 Inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003e3-Digit LED\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay Color\u003c\/td\u003e\n\u003ctd\u003eRed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasuring Range\u003c\/td\u003e\n\u003ctd\u003eDC 3.7V–30V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection\u003c\/td\u003e\n\u003ctd\u003e2-Wire\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement\u003c\/td\u003e\n\u003ctd\u003eDC Voltage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003ePanel Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing\u003c\/td\u003e\n\u003ctd\u003ePlastic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003eEmbedded Panel Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cblockquote\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Measurement accuracy, refresh rate, and dimensions may vary slightly depending on the manufacturing batch.\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003ch3\u003eProduct Attributes\u003c\/h3\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003eAttribute\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay Size\u003c\/td\u003e\n\u003ctd\u003e0.28 Inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Range\u003c\/td\u003e\n\u003ctd\u003e3.7V–30V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay Color\u003c\/td\u003e\n\u003ctd\u003eRed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection\u003c\/td\u003e\n\u003ctd\u003e2-Wire\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay Type\u003c\/td\u003e\n\u003ctd\u003eLED\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePanel Mount\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReal-Time Display\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompact Design\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLow Power Consumption\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReusable\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eWire Connections\u003c\/h3\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"last:pe-10\"\u003eWire Color\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\u003eFunction\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePositive (+) Power \u0026amp; Voltage Input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBlack\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNegative (−) Ground\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cblockquote\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e The wire colors shown in the product image are \u003cstrong\u003eRed (+)\u003c\/strong\u003e and \u003cstrong\u003eBlack (−)\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cp\u003eCompatible with:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLithium Battery Packs\u003c\/li\u003e\n\u003cli\u003e5V DC Systems\u003c\/li\u003e\n\u003cli\u003e12V Battery Systems\u003c\/li\u003e\n\u003cli\u003e24V Battery Systems\u003c\/li\u003e\n\u003cli\u003eDC Power Supplies\u003c\/li\u003e\n\u003cli\u003eSolar Power Systems\u003c\/li\u003e\n\u003cli\u003eArduino Projects\u003c\/li\u003e\n\u003cli\u003eESP32 Projects\u003c\/li\u003e\n\u003cli\u003eRaspberry Pi Projects\u003c\/li\u003e\n\u003cli\u003eAutomotive Electronics\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBattery Voltage Monitoring\u003c\/li\u003e\n\u003cli\u003eDC Power Supplies\u003c\/li\u003e\n\u003cli\u003eSolar Energy Systems\u003c\/li\u003e\n\u003cli\u003eAutomotive Electronics\u003c\/li\u003e\n\u003cli\u003eMotorcycle Electronics\u003c\/li\u003e\n\u003cli\u003eRobotics Projects\u003c\/li\u003e\n\u003cli\u003eEmbedded Systems\u003c\/li\u003e\n\u003cli\u003eDIY Electronics\u003c\/li\u003e\n\u003cli\u003eLaboratory Equipment\u003c\/li\u003e\n\u003cli\u003eIndustrial Control Panels\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 × 0.28 Inch DC Mini LED Digital Voltmeter 2-Wire 3.7–30V\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eBuy in Pakistan\u003c\/h3\u003e\n\u003cp\u003eBuy the \u003cstrong\u003e0.28 Inch DC Mini LED Digital Voltmeter 2-Wire 3.7–30V\u003c\/strong\u003e from \u003cstrong\u003eChip.pk\u003c\/strong\u003e for reliable DC voltage monitoring in batteries, power supplies, solar systems, automotive electronics, and embedded projects. Its bright LED display, compact panel-mount design, and simple 2-wire connection make it a practical choice for makers, students, engineers, and industrial users across Pakistan.\u003c\/p\u003e\n\u003ch3\u003eWhy Choose Chip.pk?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine quality electronic components\u003c\/li\u003e\n\u003cli\u003eQuality-tested before dispatch\u003c\/li\u003e\n\u003cli\u003eCompetitive prices\u003c\/li\u003e\n\u003cli\u003eFast nationwide delivery across Pakistan\u003c\/li\u003e\n\u003cli\u003eSecure packaging\u003c\/li\u003e\n\u003cli\u003eTrusted supplier for Arduino, ESP32, Raspberry Pi, sensors, and electronic modules\u003c\/li\u003e\n\u003cli\u003eTechnical support for makers, students, and engineers\u003c\/li\u003e\n\u003cli\u003eReliable customer service and after-sales support\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"PDq2pG_selectionAnchorContainer\"\u003eFAQs\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003ch3\u003e1. What is the 0.28 Inch DC Mini LED Digital Voltmeter?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e0.28 Inch DC Mini LED Digital Voltmeter\u003c\/strong\u003e is a compact panel-mounted digital voltage meter designed to measure \u003cstrong\u003eDC voltages from 3.7V to 30V\u003c\/strong\u003e. It features a bright red LED display and a simple 2-wire connection.\u003c\/p\u003e\n\u003ch3\u003e2. What voltage range can this voltmeter measure?\u003c\/h3\u003e\n\u003cp\u003eThis voltmeter measures \u003cstrong\u003eDC voltages from 3.7V to 30V\u003c\/strong\u003e, making it suitable for battery-powered systems, DC power supplies, and embedded electronics.\u003c\/p\u003e\n\u003ch3\u003e3. Is this a 2-wire or 3-wire voltmeter?\u003c\/h3\u003e\n\u003cp\u003eThis model is a \u003cstrong\u003e2-wire digital voltmeter\u003c\/strong\u003e, requiring only a positive and negative connection for operation and voltage measurement.\u003c\/p\u003e\n\u003ch3\u003e4. Can this voltmeter measure AC voltage?\u003c\/h3\u003e\n\u003cp\u003eNo. This module is designed \u003cstrong\u003eonly for DC voltage measurement\u003c\/strong\u003e. It should not be connected directly to AC mains.\u003c\/p\u003e\n\u003ch3\u003e5. What display does this module use?\u003c\/h3\u003e\n\u003cp\u003eIt features a \u003cstrong\u003e0.28-inch 3-digit red LED display\u003c\/strong\u003e, providing bright, clear, and easy-to-read voltage measurements.\u003c\/p\u003e\n\u003ch3\u003e6. Can I use it with Arduino or ESP32 projects?\u003c\/h3\u003e\n\u003cp\u003eYes. It can be used for \u003cstrong\u003evoltage monitoring\u003c\/strong\u003e in Arduino, ESP32, Raspberry Pi, STM32, and other embedded electronics projects where the measured voltage is within the supported DC range.\u003c\/p\u003e\n\u003ch3\u003e7. Is this voltmeter suitable for battery monitoring?\u003c\/h3\u003e\n\u003cp\u003eYes. It is ideal for monitoring:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLithium Battery Packs\u003c\/li\u003e\n\u003cli\u003e5V DC Systems\u003c\/li\u003e\n\u003cli\u003e12V Batteries\u003c\/li\u003e\n\u003cli\u003e24V Batteries\u003c\/li\u003e\n\u003cli\u003eDC Power Supplies\u003c\/li\u003e\n\u003cli\u003eSolar Power Systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e8. Is it easy to install?\u003c\/h3\u003e\n\u003cp\u003eYes. The compact \u003cstrong\u003epanel-mount design\u003c\/strong\u003e, integrated mounting tabs, and \u003cstrong\u003e2-wire connection\u003c\/strong\u003e make installation simple in control panels, battery boxes, and electronic enclosures.\u003c\/p\u003e\n\u003ch3\u003e9. What are the wire connections?\u003c\/h3\u003e\n\u003cp\u003eTypical wiring:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRed Wire:\u003c\/strong\u003e Positive (+)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlack Wire:\u003c\/strong\u003e Negative (−)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAlways verify polarity before connecting the module.\u003c\/p\u003e\n\u003ch3\u003e10. Where can I buy the 0.28 Inch DC Mini LED Digital Voltmeter in Pakistan?\u003c\/h3\u003e\n\u003cp\u003eYou can buy the \u003cstrong\u003e0.28 Inch DC Mini LED Digital Voltmeter 2-Wire 3.7–30V\u003c\/strong\u003e from \u003cstrong\u003eChip.pk\u003c\/strong\u003e with fast nationwide delivery, secure packaging, and reliable customer support.\u003c\/p\u003e\n\u003ch3\u003e11. Where can I buy the 0.28 Inch DC Mini LED Digital Voltmeter in Lahore?\u003c\/h3\u003e\n\u003cp\u003eCustomers in Lahore can order the \u003cstrong\u003e0.28 Inch DC Mini LED Digital Voltmeter\u003c\/strong\u003e from \u003cstrong\u003eChip.pk\u003c\/strong\u003e for quick local delivery or convenient pickup, subject to product availability.\u003c\/p\u003e\n\u003ch3\u003e12. What applications is this voltmeter suitable for?\u003c\/h3\u003e\n\u003cp\u003eIt is commonly used in:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBattery Voltage Monitoring\u003c\/li\u003e\n\u003cli\u003eDC Power Supplies\u003c\/li\u003e\n\u003cli\u003eSolar Energy Systems\u003c\/li\u003e\n\u003cli\u003eAutomotive Electronics\u003c\/li\u003e\n\u003cli\u003eMotorcycle Electronics\u003c\/li\u003e\n\u003cli\u003eRobotics\u003c\/li\u003e\n\u003cli\u003eDIY Electronics\u003c\/li\u003e\n\u003cli\u003eLaboratory Equipment\u003c\/li\u003e\n\u003cli\u003eEmbedded Systems\u003c\/li\u003e\n\u003cli\u003eIndustrial Control Panels\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-3 w-full empty:hidden\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Chip.pk","offers":[{"title":"Default Title","offer_id":51931781300509,"sku":null,"price":200.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0998\/1060\/7389\/files\/mini-volt-m-fr.png?v=1785674723","url":"https:\/\/www.chip.pk\/products\/0-28-inch-dc-mini-led-digital-voltmeter-2-wire-3-7v-30v","provider":"Chip.pk","version":"1.0","type":"link"}