Lutron Oxygen Meter. 0 to 20.0 mg/l x 0.1 mg/l.features * precision dissolved oxygen measurement * dissolved oxygen :
dissolved oxygen 0.1 mg/l. 0 to 20.0 mg/l x 0.1 mg/l. 180 x 72 x 32 mm(7.1 x 2.8 x1.3 inch).
Lutron PO2250 Oxygen Meter YouTube
Lutron Oxygen Meterdissolved oxygen 0.1 mg/l.oxygen meter model :features * precision dissolved oxygen measurement * dissolved oxygen : Resolution oxygen in air 0.1 % o2.