LUTRON DO 5510HA Disolved Oxygen Meter

LUTRON, Oxygen Meter, Model : DO-5510 HA * Custom one-chip of microprocessor LSI circuit * Dual function meter' s display, 13 mm( 0.5 " ) Super large LCD display with contrast adjustment for best viewing angle * Range Dissolved Oxygen 0-20 mg/ L, Res. 0.1 mg/ L, Acc. 0.4 mg/ L * Range Oxygen in Air 0 to 100.0 % . Res. 0.1 % O2 . Acc. 0.7% O2 * Range Temperature 0-50æ C, Res. 0.1 Acc. 0.8æ C, / 1.5æ F * Power Supply DC 9V battery, Power Current Approx. DC 6.6 mA * Weight 335 g/ 0.74 LB ( batteries & probe included) * Main instrument: 185 x 78 x 38 mm( 7.1 x 2.8 x1.3 inch) * Oxygen probe : 0.4 mg/ L. 190 mm x 28 mm Dia. ( 7.5 " x 1.1 " Dia)