Model: WH-0531-1
Shipping Weight: 0.4kg
Details:
Features as below:
1).outdoor wireless sensor (range up to 100 meter)
2) Detail display of rainfall data in 1hour, 24hour, week, month
and total since last reset(user selectable in inch or mm) 
3) Indoor and outdoor temperature (F to C)
4) Time and date with manual setting option 
5) 12 /24 hour time mode 
6) Calendar 
7) Time zone setting 
9)Time alarm 
9) Free standing

Specifications:
1) Rainfall display range: 0 to 19,999mm
2) Outdoor temperature range: -40 ~ +65C (-40F to +149F)
3) Indoor temperature range: -9.9 ~ +60C (-15.8F to +176F)
4) Temperature accuracy: 1.0C
5) Power requirements: 
a) Receiver: 2 x "AA" alkaline batteries (not included)
b) Rain gauge: 2 x "AAA" alkaline batteries (not included)
6)Transmission range: up to 100meters( 330feet)
7) Transmission frequency: 433MHz

Package included:
1 x Rain Gauge
1 x Receiver
1 x User Manual
2 Pieces of Screws