LED LIGHT
To turn on LED light:
Press and hold
.
•
(light will remain on for the duration it is pressed)
BACKLIGHT / KEYPAD LOCK
To activate backlight:
Press
to turn on backlight for 3 seconds.
•
NOTE The backlight function will not operate if
displayed.
To toggle keypad lock On or Off:
Press and hold
.
•
indicates keypad is locked.
WATER RESISTANCE
The GP123 is splash proof only.
SPECIFICATIONS
Real time clock
12/24 hour with hour, minute
Temperature
-5°C to 50°C
range
(28°F to 116°F)
-400 to 9,000 m
Altitude range
(-1312 to 29,520 ft)
Barometric
pressure range
Sea level pressure
range
Weather forecast
Digital compass
Power
Operating
temperature
Storage
temperature
is
PRECAUTIONS
To ensure you use your product correctly and safely, read
these warnings and the entire user manual before using the
product:
Use a soft, slightly moistened cloth. Do not use abrasive
•
or corrosive cleaning agents, as these may cause
damage. Use luke warm water and mild soap to clean
the unit thoroughly after each training session. Never
use the products in hot water or store them when wet.
•
Do not subject the product to excessive force, shock,
dust, temperature changes, or humidity. Never expose
the product to direct sunlight for extended periods. Such
treatment may result in malfunction.
•
Do not tamper with the internal components. Doing
so will terminate the product warranty and may cause
damage. The main unit contains no user-serviceable
parts.
10
300 to 1,100 hPa
(8.86 to 32.48 inHg)
900 to 1,100 hPa
(26.58 to 32.48 inHg)
Sunny, partially sunny, cloudy, rainy
16 cardinal / ordinal points
2 x UM-4 (AAA) 1.5V batteries
-5°C to 50°C
(28°F to 116°F)
-10°C to 70°C
(1°F to 135°F)