FNIRSI LPM-10A Network Cable Tester Kit Review I was digging through a rat’s nest of Ethernet cables behind my desk and couldn’t tell which line went where. That’s when I grabbed the FNIRSI LPM-10A Network Cable Tester kit, which promises to trace wires and check for live voltage all in one handheld unit. This thing … Read more
FNIRSI FNB58 USB Tester Review Ever wonder why your phone charges slower on some cables than others? I sure did, so I grabbed the FNIRSI USB Tester 4-28V 7A LCD USB A&C Voltage Current Power Tester Multimeter with App Software, Fast Charge Detection to finally get some answers. It packs a 2.0-inch TFT LCD, supports … Read more
FNIRSI 2C53T Handheld Oscilloscope 3-in-1 Review I’ve been burned before by cheap multimeters that can’t handle basic troubleshooting, so I was skeptical when I picked up the FNIRSI 2C53T Upgraded Handheld Oscilloscope. It packs a 50MHz bandwidth, 250MS/s sampling rate, and a 19999-count multimeter into a single handheld device. This 3-in-1 tool is really aimed … Read more
FNIRSI DSO-510 Oscilloscope/Signal Generator Review I was troubleshooting a car sensor and needed something portable that wouldn’t break the bank. The FNIRSI DSO-510 Handheld Oscilloscope/DDS Signal Generator 2 in 1 caught my eye with its 10MHz bandwidth and 48MS/s sampling rate packed into a tiny 3.8-inch body. This is really for hobbyists, automotive techs, and … Read more
I know the sinking feeling of finding a car battery that has been dead for months. You might wonder if your Noco Genius charger is powerful enough to bring it back to life. Deeply discharged batteries often fall into a state called sulfation, where lead sulfate crystals harden. The Noco Genius uses a special reconditioning … Read more
FNIRSI 6 in 1 Stud Finder Wall Scanner Review I’ve been putting off hanging shelves in my new place because every stud finder I’ve tried either beeps at nothing or misses the mark entirely. After testing the FNIRSI Stud Finder Wall Scanner – 6 in 1 Electronic Wall Wood Stud Finder, Wall Detector with Updated … Read more
FNIRSI DPS-150 Adjustable DC Power Supply Review I was tired of bulky bench power supplies taking up all my desk space, so I grabbed the FNIRSI DPS-150 DC Power Supply Variable. This little unit puts out up to 30 volts and 5 amps (150 watts total) with a display that shows voltage down to 0.01V … Read more
FNIRSI LC1020E LCR Meter Review I’ve been burned before by a cheap multimeter that couldn’t tell a bad cap from a good one. So I grabbed the FNIRSI LC1020E LCR Meter with its 19,999-count display and 100kHz test frequency to finally get accurate readings on resistors, inductors, and capacitors. This meter is built for hobbyists … Read more
FNIRSI HS-02A 100W Soldering Iron Kit Review I’ve been burned by cheap soldering irons that take forever to heat up and can’t hold a steady temp. That’s why I grabbed the FNIRSI HS-02A 100W Portable Corded Soldering Iron Kit — it promises 3-second heating and hits up to 842°F, which sounded perfect for my weekend … Read more
FNIRSI WD-02 TFT Stud Detector Review I was tired of hanging heavy shelves only to miss the stud entirely, so I tested the FNIRSI Upgraded WD-02 TFT Display Electronic Stud Detector with HPC Chip, Wall Scanner with Positioning Hole for Center. It promises to find wood, metal, and live wires up to 4.7 inches deep … Read more