RevoReef Refractometer® provides accurate salinity readings for Marine and Brackish Aquariums. It is equipped with Automatic Temperature Compensation (ATS) system.

• Provides accurate salinity readings in Specific Gravity (d 20/20) and Parts-per-thousand (PPT)
• Automatic Temperature Compensation (ATS)
• Easy-focus adjustable Eyepiece
• For Brackish and Marine aquarium
• Easy to calibrate