Digital electronic flowmeter for gases (air, nitrogen, oxygen), mass flowmeter, portable flowmeter, 10 l/min flowmeter for inactive gases (0-10L/min, white)

Flow rate: 0 – 10 l/min
Low battery power or optional external AC adapter
Power supply: 4 AA batteries (not included) or external AC adapter
Portable design with rotating meter head and easily replaceable mechanical adapters
This flow tester can only test air/oxygen/nitrogen, and please ensure the gas is clean and free of impurities.