Lutron DO-5509 Dissolved Oxygen Meter

Lutron DO-5509 Dissolved Oxygen Meter Pocket Meter size Made in Taiwan SPECIFICATIONS Display 13 mm ( 0.5\ ) LCD, 3 1/2 digits. Measurement Range Dissolved Oxygen - 0 to 20.0 mg/L. Resolution 0.1 mg/L.. Accuracy 0.4 mg/L. (after calibration within 23 5 ) Sensor Temp. Compensation Automatic from 0 to 40. Panel adj. knob ZERO knob, CAL knob. Battery 006P DC 9V battery ( heavy duty ). Power Consumption Approx. DC 3.5 mA. Operating Temp. 0 to 50 (32 to 122 ). Operating Humidity Less than 80% RH. Dimension Main instrument : 131 x 70 x 25 mm Oxygen probe : 190 mm x 28 mm Dia. ( 7.5\ x 1.1\ Dia. ) Probe cable length : 4 meters Accessories Included Oxygen probe( OXPB-09N )...........1 PC. Operation manual................1 PC. Spare Probe head with Diaphragm set, OXHD-04........2 PCs. Probe-filling Electrolyte,OXEL-03.......1 PC. Optional Accessories carrying case....................................CA-06