Simple to use the Hanna Marine Waterproof Salinity and Temperature Tester Checker allows for quick, easy and highly accurate measuring.
The waterproof design means you just dip it in your water and you're done! The tester measures conductivity to determine salinity and will give you clear temperature readings too.
This pocket sized battery operated tester is a more accurate alternative to refractometers. Comes complete with batteries so you can start measuring right away!
Includes:
- CR2032 battery (installed)
- Storage/protection shield
- Instruction manual
- Quality certificate
- 35.00 ppt calibration standard sachet (x 4)