Lutron PDO-519 Dissolved Oxygen Meter

Features: * This Digital Dissolved Oxygen Meter is supplied with a polarographic type probe with an incorporated Temp. sensor which serves for precise Dissolved Oxygen ( DO ) and Temp. measurement. * Applications for Aquarium, Medical research, Agriculture, Fish hatcheries, Laboratory, Water conditioning, Mining industry, Schools amp; Colleges, Quality control... * Heavy duty dissolved oxygen probe, probe head size can connect with BOD bottle * All in one Pen type Dissolved Oxygen Meter, easy operation. * Automatic Temp. compensation from 0 to 50 for sensor. * Microprocessor circuit assures high accuracy and provides special functions and features. * Multi-display, show Dissolved oxygen and temperature at the same time. * Build in temperature , measurement. * Temperature unit can default to or . * LCD with two display, easy readout. * Auto power off to save the battery life. * IP-67 Water resistance. * Records Maximum and Minimum readings with recall. * Data hold function for freezing the desired value. * Use the durable, long-lasting components, including a heavy duty amp; compact ABS-plastic housing case. EACH UNIT INCLUDES WITH: * Soft carrying case ( CA-05A ) * Operation manual * Spare Probe head with Diaphragm OXHD-04 (2pcs) * Probe-filling Electrolyte OXEL-03