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SPECIFICATIONSDisplayLCD size : 29 mm x 28 mm. Dual function LCDCircuitCustom one-chip of microprocessor LSI circuit.Measurementand RangeDissolved Oxygen0 to 20.0 mg/L ( liter ).Air Oxygen* For reference only0 to 100.0 %.Temperature0 to 50 ℃

SPECIFICATIONS
Display	LCD size : 29 mm x 28 mm. Dual function LCD
Circuit	Custom one-chip of microprocessor LSI circuit.
Measurement and Range	Dissolved Oxygen	0 to 20.0 mg/L ( liter ).
	Air Oxygen * For reference only	0 to 100.0 %.
	Temperature	0 to 50 ℃.
Resolution	Dissolved Oxygen	0.1 mg/L.
	Oxygen in Air	0.1 % O2 .
	Temperature	0.1 ℃.
Accuracy (23± 5 ℃)	Dissolved Oxygen	± 0.4 mg/L.
	Oxygen in Air * For reference only	± 0.7% O2.
	Temperature	± 0.8 ℃/1.5 ℉.
Sensor Structure	The polarographic type oxygen probe with an incorporated temperature sensor.
Temp. Compensation	Temperature * Automatic adj.	0 to 50 ℃,
Memory Recall	Records Maximum, Minimum readings with recall.
Power off	Auto power off saves battery life, or manual off by push button.
Data Hold	Freeze the display reading.
Sampling Time of display	Approx. 1 second.
Operating Temp.	0 to 50 ℃.
Operating Humidity	Less than 80% RH.
Power Supply	DC 1.5V battery ( UM-4/AAA ) x 4 PCs.
Power Current	Approx. DC 6.2 mA.
Weight	390 g/0.86 LB.
Dimension	Main instrument: 180 x 40 x 40 mm ( 7.1 x 1.6 x 1.6 inch ).
	Oxygen probe : 190 mm x 28 mm Dia. ( 7.5" x 1.1" Dia. ) Probe's cable length : 4 meters.
Accessories Included	Oxygen probe, OXPB-11....................................... 1 PC. Soft carrying case, CA-05A....................................1 PC. Operation manual................................................ 1 PC. Spare Probe head with Diaphragm OXHD-04.......... 2 PC. Probe-filling Electrolyte OXEL-03............................1 PC.
Optional probe and accessories	* Oxygen probe........................................... OXPB-11 * Spare Probe head with Diaphragm set........OXHD-04 * Probe-filling Electrolyte.............................. OXEL-03 * Hard carrying case.................................... CA-06