Casio WSD-F20 User Manual page 80

*1 CASIO test conditions
*2 GPS altitude information is used, so the indicated altitude may not exactly
match the actual above sea level elevation or altitude.
*3 In order to be able to use these functions your Android phone must have
the CASIO MOMENT SETTER+ app installed, and there must be a
connection between the phone and watch. These functions are not
supported in the case of iOS.
*4 Default: OFF
*5 For models for which operation has been confirmed, refer to the Google
check page.
http://www.android.com/wear/check/
*6 Limited functionality when connected to iOS device.
*7 Available only while the watch is connected with an Android phone.
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