Acu-Rite Wireless Thermometer and Remote Sensor

Features: Clock. Calendar. C/F selectable. 12/24 selectable. Alarm with snooze. Main unit: 2 3/4" x 5" x 1 3/4". Sensor: 2 3/4" x 3 1/2" x 1 1/4". Indoor/outdoor temperature display. Min/max memory temperature display.