Both extreme highs and lows adversely affect battery performance and lifespan, and high temperatures in combination with humidity will accelerate any corrosion. Settings in MENU SETTINGS VARIO From 5m s a sink alarm will be heard regardless of settings 1. The instrument is equipped with an empty battery. During flight the automatic shut-down function is deactivated. When beginning a new flight the Map display screen 1 is recognisable by the large circle in the lower left corner f. Display shows local time and elapsed time since launch. Then the innards may be dried carefully with a hair dryer never attempt to dry in a microwave oven.
Should the instrument cover. It is NOT waterproof, and particularly salt water may lead to extensive damage to the electronics. Protect from salt-water spray, rain and humidity. Finally it is important to check that neither instrument nor part thereof may come loose, fall down and possibly hurt someone during the flight. Should water manage to find it's way into the instrument and removing the batteries immediately. Then the innards may be dried carefully with a hair dryer never attempt to dry in a microwave oven.
