NOW NEW with a LED light to make it easier to read results in any conditions .
The best method for testing your salt water levels , this is a easy and acurate way to test , dont trust hydrometers this is the only way we test all our own tanks and customers tanks .
Our refractometers come with ATC - Automatic Tempretaure Calibration .
Durable and simple to use , comes with a fine tune to calibrate .
|Username||Bid amount||Bid time|