Compact dissolved oxygen meter G1610 1 set

IP67 waterproof and dustproof Compact housing that fits in the palm of your hand Large, easy-to-read display Battery-powered and long-lasting Measurement range (dissolved oxygen): 0-20.0mg/l, 0-200%O2 Accuracy (Dissolved Oxygen): ±(1.5% of reading + 0.2mg/l), ±(1.5% of reading + 2%O2) Battery life: 2 x AA batteries, over 3000 hours External dimensions: 108 x 54 x 28 mm Weight: 240g Note: Cable 2m