1. LCD display board
2. ZERO button
3. UP button
4. DOWN button
5. ENTER button
6. ON/OFF button
7. SETUP button
8. MEAS button
9. HOLD button
10. BACKLIGHT button
a) Weak battery indicator
b) Data hold symbol - HOLD mode
c) Current humidity value readout
d) Dry status symbol (DRY)
e) Risk status symbol (RISK)
f) Moisture status symbol (WET)
g) MAX symbol
h) Maximum humidity value
i)
MIN symbol
j)
Minimum humidity value