2
1.4 Appearance
1- LCD display
9-
Manual recording function button
2- Log button
10-
Model label
3- Setup button
11-
USB port & DC power Jack (9V, 3.5mm)
4- ON/OFF
12-
Hole for fixed frame
5- OK button under the setup mode, and
backlight button under
normal working mode
13-
Battery cover
6- Maximum and minimum checking buttons
14- BST-DL102 cap(sensor port)
7- Manual recording data checking button
15-
BST-DL103 cap(sensor port)
8- The previous data checking button
16-
BST-DL104 cap(sensor port)