- Weather station from Atmospheric pressure - LED back light - RCC function -Moon phase - Perpetual calendar with day of week - Alarm clock 12/24 hour time display - Temperature display in ℃/ ℉ - Max/Min memory for hygrometer & thermometer - LCD viewing size : 138*98mm - Product size : 180*154.2*25.6 mm - Power: 5.0V/1A from micro-usb 3pcs AAA alkaline batteries for backup - Transmit distance: 60m