Oregon Scientific EW91 Operation & User’s Manual

OVERVIEW RECEIVER 1.LCD display: • Displays the outdoor and indoor temperature records, the current channel and the low battery indicator. 2.Ice Alert indicator light: • Flashes when the outdoor temperature is between -2.0°C (28°F) and 3.0°C (37°F). 3.CHANNEL key: • Press it once to turn on the backlight for 5 seconds, and press it again to switch among Channel 1, 2 and 3. • Press it once to turn on t ...

with this product for longer usage and lithium batteries in temperatures below freezing. PRECAUTIONS • Do not subject the unit to excessive force, shock, dust, temperature or humidity. • Do not cover the ventilation holes with any items such as newspapers, curtains etc. • Do not immerse the unit in water. If you spill liquid over it, dry it immediately with a soft, li ...