WWVB radio control time function.
The perpetual calendar up to the year 2099.
The time is in the optional 12/24-hour format.
Daily alarm function.
Humidity: Indoor and outdoor measurable range: 20% RH~95% RH temperature.
-Indoor temperature measurement range: 32 ℉ (0 ℃)~122 ℉ (50 ℃) Outdoor temperature measurement range: -4 ℉ (-20 ℃)~140 ℉ (60 ℃)
-Temperature options available in ℃ or ℉
-Outdoor thermometer alarm
Minimum and maximum display of humidity and temperature
Level 5 Comfort Index
Wireless outdoor sensors:
Wall mounted or desktop bracket
Including a wireless thermometer sensor
433.92MHz RF transmission frequency
The transmission range is 200 feet in an open area
Battery: 2 x AAA sensors and 2 x AAA displays (not included).
Dimensions: 137 * 82 * 21.5mm
