{"product_id":"dt830b-digital-multimeter-voltmeter-ammeter-circuit-tester","title":"DT830B Digital Multimeter – Voltmeter, Ammeter \u0026 Tester","description":"\n\u003ch2\u003eDT830B Digital Multimeter – Accurate, Versatile Electrical Testing\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eDT830B Digital Multimeter\u003c\/strong\u003e is a compact, reliable, and easy-to-use electrical tester built for hobbyists, technicians, automotive enthusiasts, and everyday home users. Whether you're troubleshooting a household appliance, testing automotive circuits, or working in a lab or factory setting, this multimeter delivers clear, fast, and accurate readings across a wide range of electrical measurements.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLarge LCD Screen\u003c\/strong\u003e – Clear, easy-to-read display with a maximum reading of 1999 for precise measurements.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Function Measurement\u003c\/strong\u003e – Measures AC\/DC voltage, DC current, resistance, and tests NPN\/PNP transistors.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOverload Protection\u003c\/strong\u003e – Built-in automatic recovery overload protection circuit keeps the device safe and durable during use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInsulated Test Leads\u003c\/strong\u003e – Compact, flexible rubber protective sleeves on the leads provide excellent insulation and anti-slip grip.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Application Range\u003c\/strong\u003e – Ideal for laboratories, factories, electronics enthusiasts, automotive diagnostics, and home electrical checks.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Lightweight\u003c\/strong\u003e – Weighs only ~126g and fits comfortably in hand at 12.4 × 6.9 × 2.4 cm.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003eDT830B\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003eABS Plastic\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003eApprox. 12.4 × 6.9 × 2.4 cm \/ 4.9 × 2.7 × 0.9 in\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003eApprox. 126 g \/ 4.4 oz\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eMaximum Display Value\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e1999\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eDC Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e200mV \/ 2000mV \/ 20V \/ 200V \/ 1000V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eAC Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e200V \/ 750V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eDC Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e200µA \/ 2000µA \/ 20mA \/ 200mA \/ 10A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eResistance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e200Ω \/ 2kΩ \/ 20kΩ \/ 200kΩ \/ 2000kΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eTransistor Types\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003eNPN, PNP\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eTemperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e-40°C to 1000°C\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e\u003cstrong\u003ePower Supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px; border:1px solid #ddd;\"\u003e9V battery (not included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1× DT830B Digital Multimeter\u003c\/li\u003e\n  \u003cli\u003e1× Connecting Cable (Test Leads)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-channel-relay-module-dc-3-3v-24v-optocoupler-arduino\"\u003e1-Channel Relay Module DC 3.3V–24V Optocoupler for Arduino\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/0-25mm-1000-turn-precision-copper-inductor-coil-diy-electronics\"\u003e0.25mm 1000-Turn Precision Copper Inductor Coil for DIY Circuits\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-channel-scr-solid-state-relay-switch-module-dc3-24v-40a-optocoupler\"\u003e1-Channel SCR Solid State Relay Module DC3-24V 40A Optocoupler\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor electrical safety guidelines and safe use of measurement tools, refer to \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 can the DT830B digital multimeter measure?\u003c\/h4\u003e\n\u003cp\u003eA: The DT830B multimeter can measure AC and DC voltage, DC current, resistance, and can test NPN and PNP transistors. It is a versatile circuit tester suitable for automotive, household, laboratory, and factory applications.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does the DT830B digital multimeter come with a battery?\u003c\/h4\u003e\n\u003cp\u003eA: No, the battery is not included. The multimeter requires a standard 9V battery to operate, which must be purchased separately.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is the DT830B multimeter suitable for beginners?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! Its large LCD screen, straightforward rotary dial, and clear measurement ranges make it user-friendly for beginners and experienced users alike. The built-in overload protection also adds an extra layer of safety during operation.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the maximum voltage the DT830B can measure?\u003c\/h4\u003e\n\u003cp\u003eA: The DT830B can measure up to 1000V DC and 750V AC, making it suitable for a broad range of electrical testing tasks from low-voltage electronics to standard household circuits.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What can the DT830B digital multimeter measure?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The DT830B multimeter can measure AC and DC voltage, DC current, resistance, and can test NPN and PNP transistors. 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