1/2/3 Accurate Oxygen Air Flowmeter Panel for High-definition Measurement
Widely used for oxygen and ozonizer machine. Panel type, and high accuracy. High quality ABS Plastic material made, durable. 2-20L 106x21x27mm. 1-15L 106x21x27mm. 1-10L 94x21x27mm. 0.5-5L 94x21x27mm.