Marathon Geneva - Remote Sensor and Specifications; Synchronizing Additional Sensors; Unit and Sensor Specifications

3. Extreme cold weather (below 4°F / -20°C) may drop the voltage of the
batteries of the outdoor sensor and shorten the transmission distance. If
this happens, replace with lithium batteries for the outdoor sensor.
If you continue to lose the outdoor temperature display, try placing the
outdoor sensor in a different location.
To Synchronise With Another Sensor
1. Press HOLD TO SYNC SENSOR one at a time to select the Channel . Then
hold HOLD TO SYNC SENSOR button until “-- “  ashes. The clock is searching
for signal from the Channel 2 sensor.
2. Slide open the battery cover of the sensor, select Channel 2 at the back
switch. Install 2 x AAA batteries. The outdoor temperature-humidity of
the sensor should appear in a few seconds.
3. Repeat the above steps if you want to add a sensor to channel .
NOTE: Only one sensor is included with the weather station. Additional
sensors are available for purchase through your retailer or
www.MarathonWatch.com.
Specications
Main Unit / Clock
Operation Temperature 32°F to +122°F / 0°C to + 50°C
Indoor Measuring Range 32°F to +122°F / 0°C to +50°C (display
shows HH.H / LL.L if out of this range)
Outdoor Measuring Range -40°F to +122°F / -40°C to +50°C (display
shows HH.H / LL.L if out of this range)
Humidity Range 20% to 95%
Temperature Resolution 0.1°F / 0.1°C
Transmission Frequency 433MHz
Transmission Distance 80-meter (line-of-sight distance with
no obstruction)
Outdoor Sensor
Operation Temperature -4°F to +158°F / -20°C to +50°C
(with alkaline batteries)
Outdoor Measuring Range -40°F to +122°F / -40°C to +50°C (display
shows HH.H / LL.L if out of this range)
Default Settings
Time Format 24 hour
Time 0:00
Time Zone GMT +1
Calendar Date-Month
Temperature °C
DST On
Language English
EN