Holidays coming...anyone use this?

[OldReefGuy]

Marine Master Waterproof Wireless Multiparameter Photometer
https://www.hannainst.com/marine-ma...MIzKDggpmhggMVOTbUAR2GQAP_EAQYAiABEgJjwfD_BwE


Santa might get one for me.....
Just want to make sure its the gift for me.....

 

[griss]

I believe @Nanook has one.