Cheffort Automotive Concentration Measurement Laboratory Review

PROFESSIONAL TOOL: The O2 meter is a device that detects the presence of oxygen(O2) gases in an area, often as part of a safety system. The professional detector adopts the electrochemical sensor, which gives a quick and accurate measurement. It can continuously monitor 0-25% O2 gas concentration accurately in the surrounding environment. POWERFUL FUNCTION: Sound and light dual-alarm when O2 gas concentration reaches the level of the alarm. With a large LCD screen display the measured results, you can get gas concentration and temperature at a glance. RECHARGEABLE BATTERY:3.7V rechargeable lithium battery, with micro USB interface, can be charged through the USB interface of the phone power adapter, computer, etc. Also you can use while charging. HANDHELD SIZE: The gas meter is compact and lightweight, professional designed to fit comfortable in your palm,easy to carry and operate. WIDELY APPLICABLE: The Oxygen detectors can be used in car, metallurgy, power plant, chemical, mine, tunnel, underground pipelines and other places, effective prevention of hypoxia and oxygen poisoning.