The Handheld Battery Refractometer offers a great value for your money because of its BUILT-IN LED. Not only is it quick and easy to use and calibrate but it also assures you that the determined concentration is reliable and accurate.

ZGRS-10ATC has it's own INTERNAL LIGHT SOURCE! Needs no Flashlight! The dedicated light MAKES IT EASIER TO READ THE SCALE!

Features:

• With built-in white LED light source

• Assures high quality and accurate testing results

• Easy and very convenient to use

• Power requires three (3) 1.5V button type batteries and its included in the package

• Batteries last for more than 200 hours

• Unique and Cool Design

• The with the ATC the Range Compensation Equipped  (Built-in the Automatic Temperature Compensation) from 10 [deg.] C to 30 [deg.] C

• English Operations manual is provided for ease of use， convenience and to fully utilize ZGRS-10ATC

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Specifications:

• Measuring Ranges: 0-100 ppt of NaCl and 1.000 to 1.070 Specific Gravity (0-10%)

• Divisions: 1 ppt / 0.001 Specific Gravity

• Accuracy: ± 1 ppt / 0.001 Specific Gravity (± 0.10%)

• Length: 205mm

• Weight: 220g

• Heavy duty (Durable Aluminum)

Set includes:

• 1 x Salinity Refractometer with Built-in LED Light

• 1 x English Operations Manual

• 3 pieces AG13 (LR44W) Battery

• 1 x Mini-screw driver

• Pipettes