Digital salinity refrctometer PDR201

Features:
MODEL:PDR28S
SCALES:SALINITY,REFRACTIVE INDEX
RANGE:SALINITY 0-28%
REFRACTIVE INDEX 1.3330-1.3900
DIVISIONS:SALINITY 0.1
REFRACTIVE INDEX 0.0001
ACCURACY:BRIX ±0.1
REFRACTIVE INDEX ±0.0003
Original:BRIX 0
REFRACTIVE INDEX 1.3330

Technical parameters:
The digital refractometers have the following characters:
Automatic Temperature Compensation
Automatic Shut Off after 3 minutes
Conversion between Centigrade and Fahrenheit Degree
Alarm of Low Voltage & Low power consumption
Temperature Measurement Range：0℃－40℃（32℉－104℉）
Precision of Measurement temperature：±0.1℃(2℉)
Measurement temperature Resolution：0.1℃(2℉)
Operation Temperature：0℃－40℃（32℉－104℉）
Storage temperature：-10℃－50℃ （14℉－122℉）
Dimension ：120×59×40mm
Weight：160g
Power Supply：2battery（1.5v）
Operating Time：More than 1500 times per battery

Accessories included:
Operations Manual (User‘s Manual)