This is about all that I can find on it.

http://www.conrad-uk.com/ce/en/product/854714/Sinustec-Check-Temp-III-Car-Thermometer

http://forums.motivemag.com/showthread.php?4406141
(I routed mine to inside the drivers door mirror housing)

www.hoosierpondpros.com

[Linked Image from lh6.ggpht.com]
http://www.pondboss.com/subscribe.asp?c=4
3/4 to 1 1/4 ac pond LMB, SMB, PS, BG, RES, CC, YP, Bardello BG, (RBT & Blue Tilapia - seasonal).