{"product_id":"drok-battery-coulometer-dc-8-100v-500a-split-type-multi-tester-clear","title":"DROK Battery Coulometer DC 8-100V 500A Split Type Multi Tester - Clear","description":"\u003cp\u003eIn this review the DROK Battery Coulometer is evaluated as a practical monitoring tool for users who need accurate battery metrics across a wide voltage and current range. The single biggest reason to consider it is the combination of a large 2.4 in color LCD and wide measurement range (8-100V, up to 500A) that delivers clear, continuous readouts of voltage, current, power and cumulative capacity for solar setups, RVs or automotive use. It suits technicians and hobbyists who want numeric precision and a visible state-of-charge readout.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide voltage and current range:\u003c\/strong\u003e Measures 8-100V and up to 500A so it can monitor most 12V, 24V and higher battery systems without needing different meters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccurate measurements:\u003c\/strong\u003e Voltage accuracy of 1%+2 digits and current precision of 0.5%+2 digits give reliable readings for capacity tracking and system diagnostics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh update speed:\u003c\/strong\u003e The meter samples at 20 times per second, which helps capture changing loads and charging currents in real time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLarge color display:\u003c\/strong\u003e The 2.4 in LCD provides high contrast and is easy to read in daylight or at night with adjustable backlight brightness levels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBacklight alarm and SOC functions:\u003c\/strong\u003e Configurable low voltage and low capacity alarms and a flashing backlight help prevent overdischarge and draw attention when limits are reached.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity and power tracking:\u003c\/strong\u003e Tracks amp hours up to 99999AH and power up to 50KW, making it useful as a coulometer and watt meter for long term monitoring.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe DROK coulometer fits owners of RVs, boats, off-grid solar systems and workshop battery banks who want a clear visual monitor of voltage, current, power and state of charge. Its split design and broad ranges mean small vehicle systems and larger 24V\/48V arrays can be monitored with the same unit.\u003c\/p\u003e\n\u003cp\u003eIt is also a good match for audio installers and EV hobbyists who need bidirectional charge\/discharge tracking and retained capacity data. Those looking for plug-and-play simplicity with minimal setup may find the configuration of capacity, screen timeout and reference current requires reading the instructions and a little patience.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWide measurement range covers many system voltages and currents up to 500A.\u003c\/li\u003e\n\u003cli\u003eLarge, high-contrast 2.4 in color LCD that is easy to read both day and night.\u003c\/li\u003e\n\u003cli\u003eAccurate readings with fast sampling (20 times per second) suitable for diagnostics.\u003c\/li\u003e\n\u003cli\u003eUseful backlight alarm and capacity percentage functions for battery protection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eConfiguration has several settings (CLR, BAT, BPC, LED, STE, STI) that can be tricky for first-time users.\u003c\/li\u003e\n\u003cli\u003eInstruction clarity varies between users, so setup may take extra time for some buyers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage Range\u003c\/td\u003e\n\u003ctd\u003e8-100V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Range\u003c\/td\u003e\n\u003ctd\u003e0.05-100A, 0.1-200A, 0.15-300A, 0.2-500A (model dependent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower\u003c\/td\u003e\n\u003ctd\u003e0-50KW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity\u003c\/td\u003e\n\u003ctd\u003e0.1-99999AH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003e2.4 in LCD color screen, adjustable backlight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement Speed\u003c\/td\u003e\n\u003ctd\u003e20 times per second\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (display board)\u003c\/td\u003e\n\u003ctd\u003e86x53x17mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe DROK Battery Coulometer is a solid, value-oriented monitor for anyone who needs accurate voltage, current, power and amp-hour tracking across multiple system voltages. It is best for RV, solar and automotive battery monitoring where a readable color display and configurable alarms matter; buyers who prefer minimal setup may need to budget time to configure the device correctly.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan this meter monitor both charge and discharge?\u003c\/strong\u003e\u003cbr\u003eYes. The unit tracks cumulative amp hours and supports bidirectional monitoring to report charge and discharge and retained capacity.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill the display retain data if power is interrupted?\u003c\/strong\u003e\u003cbr\u003eYes. Customers report the meter retains capacity data when power is interrupted, so SOC tracking continues after power is restored.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the backlight configurable and does it alarm?\u003c\/strong\u003e\u003cbr\u003eYes. Backlight brightness is adjustable and the screen will flash when capacity drops below the set percentage or when voltage hits the low voltage point, providing a visible alarm.\u003c\/p\u003e","brand":"DROK","offers":[{"title":"Default Title","offer_id":48232844165339,"sku":"B0BR51DBQM","price":61.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71s_CpcdghL._SL1500.jpg?v=1770902477","url":"https:\/\/gearmusthave.com\/products\/drok-battery-coulometer-dc-8-100v-500a-split-type-multi-tester-clear","provider":"GearMustHave","version":"1.0","type":"link"}