Oregon Scientific GP123 User Manual - Page 10

EN 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 Temperature range Altitude range 12/24 hour with hour, minute -5°C to 50°C (28°F to 116°F) -400 to 9,000 m (-1312 to 29,520 ft) Barometric pressure range 300 to 1,100 hPa (8.86 to 32.48 inHg) Sea level pressure 900 to 1,100 hPa range (26.58 to 32.48 inHg) Weather forecast Sunny, partially sunny, cloudy, rainy Digital compass 16 cardinal / ordinal points Power 2 x UM-4 (AAA) 1.5V batteries Operating temperature -5°C to 50°C (28°F to 116°F) Storage -10°C to 70°C is temperature (1°F to 135°F) 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