BIGSTONE D400 - Page 12

Nanjing Bigstone Electronic
&Technology Co., Ltd
Doc. No
QD-JS-D400-001
Version
B01
page 12/27 pages in total
4.2 Basic function and button
① The D400 include external buttons, power button , set button , plus button
, minus button .
② The screen adopts a static display segment code screen.
+/-
button
Set button
Power button