checking for undefined useCelsius
checking for undefined useCelsius

lfhbento/timeboxed-watchface,lfhbento/timeboxed-watchface,lfhbento/timeboxed-watchface,lfhbento/timeboxed-watchface,hussin/timeboxed-watchface,hussin/timeboxed-watchface,hussin/timeboxed-watchface,lfhbento/timeboxed-watchface,hussin/timeboxed-watchface