Portable Salinity Refractometer, Seawater Densimeter, Optical Salinity Tester, Portable ATC Refractometer, Dual Scale: 0-100‰ & 1.000-1.070 Density, Saltwater Tester for Aquar

Features:
Portable design and non-slip rubber grip for easy use.
Built-in automatic temperature compensation (ATC) for faster results.
With measuring level for direct reading.
Manually adjustable focus, easy to focus and calibrate.
Comes with a case, convenient for storage and portable for use.
Measures salt water or water salinity, ideal for aquariums and marine monitoring.
Instant reading result: just 2-3 drops of solution and in seconds you can get accurate readings.
Specifications:
Color: Black + Silver + Blue
Material: ABS
*Measuring Range:
Salinity: 0-100‰ Density: 1.000-1.070
Accuracy: 1‰
ATC - Automatic Temperature Compensation
Size Item details: as shown in the image
Package size: approx.20.5 * 7.5 * 5.5 cm / 8.1 * 3 * 2.2 inches
Package weight: approx.230g / 8.11 oz
Note:
1.After use, do not wash directly with water.Wipe with a soft, clean cloth. The optical surface must not be scratched.
2. The instrument must be stored in a dry place free from corrosive gases.
3. Avoid missing parts.
Package List:
1 * Salinity Refractometer
1 * Slotted Screwdriver
1 * Cleaning Cloth
1 * Straw
1 * User Manual
1 * Packaging BoxPackaging Box