See this product in video click on the following link: https://youtu.be/TvHcxf7MGwk For demo video click here: https://www.youtube.com/watch?v=K-jYSysmw9w This is a STM32F103C8T6 Dev
Features :
Model : XL830L
15mm high LCD Display
Max display : 1999, Auto polarity display
Portable and compact design;overload protection on all ranges
Diode assembly test / Transistor P-N junction test/Transistor HFE test
Continuity test with buzzer sound in circuit
Low battery voltage indication
Data hold function