FNIRSI FNB58 USB Fast Charge Voltmeter Ammeter Test And Review. Test USB Charger and USB Cable

In this video I take a look at the FNIRSI FNB58 USB tester. Let's see how useful this little device is for Electronics Repair and Testing of all things USB.

FNIRSI Official Store
https://s.click.aliexpress.com/e/_oFP6Qln


👉Click the link https://s.click.aliexpress.com/e/_EJASJ7a or enter the search code [AYVM1Y] on the AliExpress homepage to find the latest money saving coupon codes or simply enjoy extra savings with the exclusive discount codes below, just for fans like you!

🌟 Remember, these codes can be used on almost all items in selected countries on AliExpress, except for mobile phones.

😍 The codes apply to affiliate products, including mobile phones.

Discount Codes valid until 11th January 2026
$3 off on orders over $29:【IFPXNZZX】
$6 off on orders over $59:【IFPPDWPV】
$9 off on orders over $89:【IFP1DQPM】
$16 off on orders over $149:【IFP1JTJD】
$23 off on orders over $199:【IFPS1EWG】
$30 off on orders over $269:【IFPEGLCO】
$40 off on orders over $369:【IFP3TDGI】
$50 off on orders over $469:【IFPLVTZQ】
$60 off on orders over $599:【IFPGWXBO】
$70 off on orders over $699:【IFPGTUX5】】
How to use coupons
https://www.youtube.com/watch?v=ydozc5_PDZo

For All Your PCB needs: free $5 discount coupon https://www.pcbway.com/setinvite.aspx?inviteid=561767

Equipment used in my videos. These are affiliate links, you pay the normal price and I make a small commission.
DM40C
https://s.click.aliexpress.com/e/_c4q1dFy7
Aneng AN870 (Same as Zoyi ZT219)
https://s.click.aliexpress.com/e/_oEInroF
Zoyi ZT-DQ02
https://s.click.aliexpress.com/e/_oB2u3sT
WinAPEX 268B Clamp Meter
https://s.click.aliexpress.com/e/_opJTjEP
VC480C+ MILLIOHM METER
https://s.click.aliexpress.com/e/_onE0FaJ
MESR-100 ESR METER
https://s.click.aliexpress.com/e/_oombcej
XC6013L CAPACITOR METER
https://s.click.aliexpress.com/e/_omnOxub
FNB58 USB ANALYZER
https://s.click.aliexpress.com/e/_oneOfzl
4KV Breakdown Tester
https://s.click.aliexpress.com/e/_omKXmND
LED Backlight Tester
https://s.click.aliexpress.com/e/_oCRPzdl
NI-210SC Curve Tracer
https://s.click.aliexpress.com/e/_o2e0Par
NI210SJ (cheaper option but watch my review)
https://s.click.aliexpress.com/e/_oD60O0D
PCI POST ANALYZER
https://s.click.aliexpress.com/e/_oBATbCF
FNIRSI 1014D SCOPE
https://s.click.aliexpress.com/e/_okTKV4x
NPS3010W 30V 10A PSU
https://s.click.aliexpress.com/e/_oDuHLdl
Nice-Power Dual 120V 3A PSU
https://s.click.aliexpress.com/e/_okGvYQ7
HR1520 Pro Short Killer
https://s.click.aliexpress.com/e/_c2RE3ToB
KSGER T12 Soldering Station
https://s.click.aliexpress.com/e/_omqBjWR
AIFEN-A9 PRO Soldering Station C115/C210/C245/C470
https://s.click.aliexpress.com/e/_ongFBEJ
C470 Soldering Iron & Tips
https://s.click.aliexpress.com/e/_opm1OND
https://s.click.aliexpress.com/e/_oDVNACf
QUICK 861DW
https://s.click.aliexpress.com/e/_ooW7QGR
PROS'KIT SS-331H
https://s.click.aliexpress.com/e/_omxB5H5
Sequre HT140 Hot Tweezers
https://s.click.aliexpress.com/e/_opH6KS3
KADA 853B Preheater
https://s.click.aliexpress.com/e/_opPOUgX
FNIRSI SWM-10 Spot Welder
https://s.click.aliexpress.com/e/_ooZey3t
INFIRAY P2 PRO IR CAMERA + MACRO LENS
https://s.click.aliexpress.com/e/_ootcxPv
TOOLTOP ET13S THERMAL CAMERA METER
https://s.click.aliexpress.com/e/_oprvuP9
ET13S MACRO LENS
https://s.click.aliexpress.com/e/_ol9d8hh
Trinocular Microscope
https://s.click.aliexpress.com/e/_okJictD
TOMLOV TM4K AF FLEX
https://s.click.aliexpress.com/e/_oBirts7
TL866 II+ PROGRAMMER
https://s.click.aliexpress.com/e/_ooTmryb
NC-559-ASM FLUX
https://s.click.aliexpress.com/e/_onMlHRD
DESOLDER BRAID (I use size 8045)
https://s.click.aliexpress.com/e/_onhlLkx
HX-T100 SOLDER
https://s.click.aliexpress.com/e/_o2DHwJH
ESD-11 TWEEZERS
https://s.click.aliexpress.com/e/_om2F4w3

Learn Electronics Repair Discord
https://discord.gg/vam6YC8vwU

If you would like to support this channel
You can send donations
https://www.paypal.com/paypalme/youtubeLER
You can subscribe to Patreon
https://www.patreon.com/learnelectronicsrepair
Or you can click JOIN to become a channel member
Thank you
Richard