. 2000-2099 Year Calendar(Year,month,date,hour,minuite & week) / . 12H/24H Transition / . Thermometer:°C/°F display / . Temperature measure range : Indoor : -10~60°C (14~140°F) Outdoor : -50~158°C (-58~158°F) / . Hygrometer / . BB alarm & snooze / . Max & Min temp & humidity alert / . LCD display moon full and wane / . Chime / . Weather forecast (Only for referrence) / BATTERY:AG13 X 2 SIZE:110*104*22MM