Features:

Measure indoor and outdoor temperature and humidity
With wireless technology, it can show outdoor temperature in indoor receiver
Remote transmission of outdoor temperature by 433MHz signals
Multiple Functions: calendar, alarm, snooze and weather forecast
Can set indoor/outdoor temperature and humidity alert
2 temperature units for choice: Celsius(°C) or Fahrenheit(°F)
The LCD screen with color display, easy to read
Can be wall mounted or placed on the table
Note: you need to use a dc power adaptor to keep the screen bright constantly.

Specification:

Temperature Measurement: 0~50°C/32~122°F(indoor) -20~70°C/-4~158°F(outdoor)
Temperature Resolution: 0.1°C
Humidity Measurement: 20%-95%RH

Power Supply:
Temperature Station: 2 x AAA, IEC LR03, 1.5V (Not included)
Temperature Transmitter: 2 x AAA, IEC LR03, 1.5V (Not included)

Color: Black + Silver
Material: ABS (Acrylonitrile Butadiene Styrene)
Clock size: Approx. 20.5 x 12.5 x 3cm/8.07 x 4.92 x 1.18″
Sensor size: Approx. 9.5 x 6 x 2.8cm/ 3.74 x 2.36 x 1.10″

Package includes:

1 x Wireless Weather Station Clock
1 x Remote Sensor
1 x User Manual

Details pictures: