http://www.instructables.com/id/DS3231-OLED-clock-with-2-button-menu-setting-and-t/
niq_ro changed info in roumanian on display and put value temperature in degree Celsius
more info, in roumanian language, you can fint at http://nicuflorica.blogspot.ro/2015/06/afisaj-oled-de-096-24cm-cu-rezolutie-de.html