{"product_id":"car-battery-tester-fault-diagnosis-tool-internal-resistance-meter-12v-6-30v-7-220a-3-220ah-20-55-c-15cm-6cm-3cm-black","title":"Car Battery Tester Fault Diagnosis Tool Internal Resistance Meter 12V 6-30V 7-220A 3-220AH -20-55°C 15cm-6cm-3cm Black","description":"\u003ch1\u003e12V Car Battery Tester Fault Diagnosis Tool Internal Resistance Meter 7-220A 3-220AH\u003c\/h1\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Black car battery tester with digital display measuring internal resistance on a workbench\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US12\/7839\/2025-10-30\/original-image\/1222646917915.webp\"\u003e\u003c\/div\u003e\n\u003cp\u003eThis car battery tester is a practical fault diagnosis instrument designed for 12V automotive batteries. It helps you quickly evaluate battery condition by measuring voltage, internal resistance, and capacity, saving time and preventing roadside failure. Whether you're a mechanic or a car owner, accurate data lets you decide whether to recharge or replace the battery. The compact black unit fits easily in a glovebox or tool kit.\u003c\/p\u003e\n\u003ch2\u003eFeatures and Construction\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Black car battery tester with digital display measuring internal resistance on a workbench\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US12\/7839\/2025-10-30\/original-image\/1514295171683.webp\"\u003e\u003c\/div\u003e\n\u003cp\u003eThe tester combines multiple measurement functions in one handheld device. Its clear digital display shows real-time readings for voltage, internal resistance, current, temperature, and capacity.\u003c\/p\u003e\n\u003ch3\u003eMeasurement Capabilities\u003c\/h3\u003e\n\u003cp\u003eVoltage measurement covers 6-30V with 0.1V accuracy, suitable for most car batteries. Internal resistance spans 0.1 to 999.9 mΩ at 0.1 mΩ precision, a key indicator of battery health. Current range 7-220A (0.1A accuracy) helps assess starting or charging circuits. Capacity testing from 3 to 220 AH matches common automotive batteries.\u003c\/p\u003e\n\u003ch3\u003eTemperature and Power\u003c\/h3\u003e\n\u003cp\u003eThe unit operates in temperatures from -20°C to 55°C, with temperature measurement accuracy of 25°C. It runs on 12V power supply (10W), drawing directly from the battery under test. Dimensions are compact at 15cm by 6cm by 3cm, making it portable.\u003c\/p\u003e\n\u003ch3\u003eBuild and Ergonomics\u003c\/h3\u003e\n\u003cp\u003eThe tester has a durable ABS plastic casing. A simple button interface lets you cycle through modes. The backlit LCD screen provides easy reading in low-light conditions. Supplied in black colour.\u003c\/p\u003e\n\u003ch2\u003eUses and Placement\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Black car battery tester with digital display measuring internal resistance on a workbench\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US12\/7839\/2025-10-30\/original-image\/1540205161349.webp\"\u003e\u003c\/div\u003e\n\u003cp\u003eThis tool is designed for automotive workshops, garages, and home mechanics who maintain 12V lead-acid or AGM batteries.\u003c\/p\u003e\n\u003ch3\u003eWorkshop and Professional Use\u003c\/h3\u003e\n\u003cp\u003eMechanics can quickly diagnose battery health during routine servicing, identifying weak batteries before they fail. The internal resistance measurement helps spot sulphation or cell damage.\u003c\/p\u003e\n\u003ch3\u003eEveryday Home Use\u003c\/h3\u003e\n\u003cp\u003eCar owners can check battery condition seasonally, especially before winter. The tester helps decide when to recharge or replace, avoiding unnecessary costs.\u003c\/p\u003e\n\u003ch2\u003eBenefits and Buying Value\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Black car battery tester with digital display measuring internal resistance on a workbench\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US12\/7839\/2025-10-30\/original-image\/1543881856010.webp\"\u003e\u003c\/div\u003e\n\u003cp\u003eRegular battery testing extends battery life and improves vehicle reliability. This tool provides precise, repeatable measurements without guesswork.\u003c\/p\u003e\n\u003ch3\u003eAccurate Diagnosis\u003c\/h3\u003e\n\u003cp\u003eWith 0.1 mΩ internal resistance resolution and 0.1V voltage accuracy, you get reliable data to make maintenance decisions.\u003c\/p\u003e\n\u003ch3\u003eVersatility\u003c\/h3\u003e\n\u003cp\u003eMultiple measurement modes (voltage, current, resistance, capacity, temperature) cover most battery-related diagnostics in one device.\u003c\/p\u003e\n\u003ch3\u003ePortable and Easy to Use\u003c\/h3\u003e\n\u003cp\u003eSmall size and simple controls mean you can carry it anywhere. No external power required – it runs directly from the battery being tested.\u003c\/p\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Black car battery tester with digital display measuring internal resistance on a workbench\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US12\/7839\/2025-10-30\/original-image\/2293987272970.webp\"\u003e\u003c\/div\u003e","brand":"rdb0xc-e7","offers":[{"title":"Black \/ Q1pc","offer_id":53066929635664,"sku":"CJQCQCQT00215-Black-Q1pc","price":56.88,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0936\/0791\/9952\/files\/1543881856010.webp?v=1779777847","url":"https:\/\/rdb0xc-e7.myshopify.com\/products\/car-battery-tester-fault-diagnosis-tool-internal-resistance-meter-12v-6-30v-7-220a-3-220ah-20-55-c-15cm-6cm-3cm-black","provider":"Novea.com","version":"1.0","type":"link"}