Precise Data - Provides accurate humidity and temperature readings for both inside and outside simultaneously; Temp Accuracy: ± 1.5°F/± 1°C; Humidity accuracy：±5%
200 FT/60 M REMOTE RANGE- Connect up to 3 Wireless Sensors; 200 ft/60 m remote range with strong signal penetration humidity monitor gauge (enhanced Wireless Frequency: 433 MHz)
Black and LCD Touchscreen -Large LCD display, easy to read. Features blue back-light and touchscreen, turn the back-light on/off, making it easy to operate and clear in the dark (12 Seconds auto-off)
Multiple Mounting Options- Wall thermometer features tabletop, hanging, and magnet-mountable design
Package Includes - 1x thermometer with 2 X AAA 1.5V batteries; 1x Sensor with 2 X AAA 1.5V batteries; 1x Instruction manual
Warranty: 1-year
Specification

Total 4 functional buttons: BACK LIGHT，CH/SYNC, °C/°F/HISTORY, MAX/MIN/CLEAR
Displays the indoor&outdoor humidity, temperature, trend and record maximum and minimum humidity/temperature
Indoor Temperature range: -4°F -- 158°F (-20°C--70°C); Outdoor Temperature range:-40°F -- 158°F (-40°C--70°C)
Temperature resolution: 0.1°C/°F
Humidity range: 20%-95%; Humidity resolution: 1%
Temperature display unit: °C/°F selectable ( The default is °C)
Wireless Range: 197ft/60m depending on home construction materials
Wireless Frequency: 433 MHz
Backlight: 12 Seconds auto-off