Fnirsi S1 smart multimeter test and what's inside
16:56
Multimètre numérique fin FNIRSI S1. Comment utiliser un multimètre? Multimètre alimenté par batterie
14:48
FNIRSI 110 MHz handheld oscilloscope test and teardown
25:59
DIY bench power supply with adjustable current limit
15:19
Kaiweets 601S Review - An Inexpensive Smart Digital Multimeter
12:37
Dodgy CFL-style LED in a funny box
23:36
New tester fnirsi HRM-10
10:48
FNIRSI DSO-TC3 Digital Oscilloscope, Transistor Tester and Signal Generator in 1
22:11