{"product_id":"kws-dc28-dc-voltage-current-tester-5525-interface-volt-ammeter","title":"KWS-DC28 DC Volt Ammeter | Color Screen 5525 Interface Tester","description":"\n\u003ch2\u003eKWS-DC28 Color Screen DC Voltage \u0026amp; Current Tester\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eKWS-DC28 DC Tester\u003c\/strong\u003e is a compact, high-precision volt ammeter featuring a vibrant 0.96-inch TFT color display. Designed for the \u003cstrong\u003e5525 DC interface\u003c\/strong\u003e, it instantly measures voltage, current, power, capacity, and energy — all on a single screen. Perfect for testing phone chargers, computer monitors, power tools, routers, and other DC-powered devices.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e0.96\" TFT HD Color Display\u003c\/strong\u003e — All critical readings displayed simultaneously for quick, at-a-glance monitoring\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVoltage \u0026amp; Current Detection\u003c\/strong\u003e — Measures DC 4–30V and 0–12A; also tracks power (0–360W), capacity (0–666,666mAh), energy (0–999,999Wh), and timing (0–99 hours)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBidirectional Current Detection\u003c\/strong\u003e — High-precision acquisition chip supports two-way current measurement\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntelligent Memory\u003c\/strong\u003e — Records peak power, maximum current, and highest voltage in a single session\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Navigation\u003c\/strong\u003e — Single-click to change pages; double-click to flip pages for versatile use in different environments\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Portable\u003c\/strong\u003e — Measures just 60×20×12mm; plug it in and start testing immediately — no battery required\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Compatibility\u003c\/strong\u003e — Works with chargers, power adapters, USB hubs, routers, and a wide range of DC port devices\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eKWS-DC28\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInterface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5525 DC\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDC 4–30V\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCurrent Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0–12A (12A peak; avoid prolonged use at peak)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0–360W\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCapacity Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0–666,666mAh\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnergy Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0–999,999Wh\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTiming\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0–99 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDisplay\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.96\" TFT Color Screen\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e60 × 20 × 12mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Required\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp\u003e\u003cstrong\u003e⚠️ Note:\u003c\/strong\u003e 12A is the \u003cem\u003epeak\u003c\/em\u003e current rating. Do not operate at this level for extended periods.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × KWS-DC28 DC Tester\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/25-in-1-precision-magnetic-screwdriver-set-pro-repair-tool-kit\"\u003e25-in-1 Precision Magnetic Screwdriver Set | Pro Repair Kit\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/waterproof-cable-gland-set-pg7-pg9-nylon-connectors-10-pack\"\u003e10-Pack Waterproof Cable Glands PG7 PG9 Nylon Connectors\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10-pack-rubber-strain-relief-cord-boot-protector-sleeves-4-6-5-2-6mm\"\u003e10-Pack Rubber Strain Relief Cord Boot Protectors 4.6–6mm\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What devices is the KWS-DC28 DC tester compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: The KWS-DC28 uses a 5525 DC interface and is compatible with a wide range of DC-powered devices including cell phone chargers, power adapters, computer monitors, routers, power tools, and other electronics operating within DC 4–30V and 0–12A ranges.\u003c\/p\u003e\n\u003ch4\u003eQ: Does the KWS-DC28 tester require a battery to operate?\u003c\/h4\u003e\n\u003cp\u003eA: No. The KWS-DC28 is powered directly through the DC connection being tested — no separate battery is needed. Simply plug it into the 5525 DC interface and it powers on automatically.\u003c\/p\u003e\n\u003ch4\u003eQ: What readings does the KWS-DC28 display simultaneously?\u003c\/h4\u003e\n\u003cp\u003eA: The 0.96\" TFT color screen displays voltage, current, power, capacity, energy, and elapsed time all on one screen. You can also scroll through pages with a single or double button click to access peak recorded values including maximum current, peak power, and highest voltage.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What devices is the KWS-DC28 DC tester compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The KWS-DC28 uses a 5525 DC interface and is compatible with a wide range of DC-powered devices including cell phone chargers, power adapters, computer monitors, routers, power tools, and other electronics operating within DC 4–30V and 0–12A ranges.\"}}, {\"@type\": \"Question\", \"name\": \"Does the KWS-DC28 tester require a battery to operate?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. The KWS-DC28 is powered directly through the DC connection being tested — no separate battery is needed. 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