http://is.gd/tDacU0
Vktech 433 Mhz Wireless Swimming Pool Thermometers LCD Display
100% Brand new and high quality
Calendar from Jan. 1st, 2000 to Dec. 31, 2099
Indoor temperature range: -40℃~60℃
Transmitter Weight:179g
Receiver Size:11.8�7.3�2.2cm(L�W�D)