La Crosse Atomic Digital Wall Clock with Moon Phase & IN/OUT Temperature in Oak/Black finish... Wireless outdoor temperature (F or C); Monitors indoor temperature (F or C); 12 Moon phases; Atomic time and date with manual setting; Automatically updates for Daylight Saving Time (on/off option); 12/24 hour time display; Perpetual calendar; Time zone setting; Time alarm with snooze; 4 languages to choose from: English French German Spanish; Wall hanging or free standing; Low Battery Icon for Both Units.