Function of Wireless-Thermometer SH-125
Receiver:
1.It can receive the signal of three sensor units,and display them on the screen,the distance about 30M in the open field
2.Measure the Indoor temperature and humidity,
  Measure Range:-10C—60C or 14F—140F
                20%RH—80%RH,
  Accuracy:+/-1C or +/-2F,+/-5%RH
3.Display Date,Time and time alarm
4.Max/Min indoor temperature and humidity memory
5.Back light
6.Weather prediction
7. Celsius and Fahrenheit switch. 
PARAMETER:
1.Size of the receiver:142*80*31mm, Screen size:53*44mm
  Size of the transmitter:95*62*23mm
2.Eight keys:ADD,CODE,C/F,MAX/MIN,SUB/CLR,ALARM,CLOCK,LIGHT;
3.Receiver voltage:3V(AA battery 2pcs),transmitter voltage:3V(AAA battery 2pcs)
4.Light colour:Green.