• 〖High Senstive Sensor & Accurate Measurement〗Handheld gas detector for detecting oxygen(O2) gas concentration,0~25%VOL measurement range with /-1.5% F.S accuracy.
• 〖Air Quality Monitor & Durable Rechargeable Battery Powered〗Professional for testing Oxygen concentration of air,rechargeable li-battery powered and can coutinueously work about 6-8 hours.
• 〖Alarm Function & Alarming Garde Adjustable〗The meter alarming when the meter measurement value is less than the preset value .The buzzer alarming and the yellow indicator flickers when the meter measurement value is less than the value preset for the grade 4 alarming-line(19.5%);and the buzzer alarms and the red indicator flickers when the meter measurement value is less than the value preset for the grade 2 alarming-line(18%).
• 〖Dedicate and Eco-friendly design appearance〗Compact size, light weight, easy to carry and operate.
• 〖Big LCD Screen Display & Widely Used in Many Fields〗High density Large LCD display with switchable backlight,it is being widely used in metallurgy, power plant, chemical, mine, tunnel, underground pipelines and other places,effective prevention of hypoxia and oxygen poisoning.