B??c two: Sau khi trang Internet ???c t?i xong, hãy di chuy?n ??n m?c “T?i App” ho?c bi?u t??ng bi?u di?n ?ng d?ng di ??ng.You are able to either plot the minimum amount and highest peak measurement values or history the waveform trace. And, with expandable microSD memory, recording sessions can be achieved for around 14 times. This recorder i