FNIRSI HS-02A 100W Portable Soldering Iron Review

FNIRSI HS-02A 100W Portable Soldering Iron Review I’ve ruined more circuit boards than I care to admit with cheap soldering irons that take forever to heat up. So when I saw the FNIRSI HS-02A 100W Portable Corded Soldering Iron Kit claiming 3-second heating and a 212-842°F range, I had to see if it lived up … Read more

FNIRSI DMC-100 Digital Clamp Meter Multimeter Review

FNIRSI DMC-100 Digital Clamp Meter Multimeter Review I was tired of my old clamp meter that couldn’t log data or show trends. So I picked up the FNIRSI DMC-100 Digital Clamp Meter Multimeter with 9999 counts and a 600A max current rating to see if it could handle my home workshop tasks. What really caught … Read more

FNIRSI DMT-99 Digital Multimeter 9999 Counts Review

FNIRSI DMT-99 Digital Multimeter 9999 Counts Review I’ve been burned before by cheap multimeters that die mid-project, so the FNIRSI DMT-99 Digital Multimeter 9999 Counts TRMS caught my eye with its built-in 1500 mAh rechargeable battery. No more hunting for those bulky 9V batteries when I’m in the middle of diagnosing a car issue. This … Read more

FNIRSI DWS-200 200W Precision Soldering Station Review

FNIRSI DWS-200 200W Precision Soldering Station Review I’ve burned through more cheap soldering irons than I care to admit, so when I picked up the FNIRSI DWS-200 200W Precision Digital Soldering Station Kit, I was skeptical. But with 200 watts of power and a claim of 1-second heating, it promised to be a different beast … Read more

Why Does My Noco Genius Smart Battery Charger Require Unhooking the Battery from the Car?

If your Noco Genius charger keeps telling you to unhook the battery from the car, it can be confusing. I have been there myself, wondering why a smart charger needs that extra step. Many modern cars have sensitive electronics that can be damaged by the charger’s desulfation mode. That pulsing energy helps revive old batteries … Read more

Why Doesn’t My Noco Genius Smart Battery Charger Have a Bulk Charge Phase?

You might be wondering why your Noco Genius charger skips the bulk charge phase that older chargers always used. This matters because it directly affects how fast and safely your battery gets charged. Modern smart chargers like the Noco Genius use a different approach called multi-stage charging. They combine bulk and absorption into one constant … Read more