Oxygen Detector O2 Gas Concentration Leakage Detector Handheld Air Oxygen Content Tester Oxygen Detector Audible And Visual Alarm Wrenches & Pliers so that it can keep

so that it can keep you safe the entire time in your working place

Calibration function

durable use life

High density waterproof

Arriving Day: 15-35 Days[SHORTDESCRIPTION] bearing(kg) Maximum standing height(mm) 11

Oxygen Detector O2 Gas Concentration Leakage Detector Handheld Air Oxygen Content Tester Oxygen Detector Audible And Visual Alarm Wrenches & Pliers so that it can keepShips FREE Handling Day: 1 3 Days, Arriving Day: 15 35 Days[SHORTDESCRIPTION] Packing List Oxygen detector * 1 Features Soft keys feel comfortableAdopt high quality rubber material, light touch comfortable, easy to operate for a long time, not easy to fall off. Flashing alarm lightRed alarm light, intuitive design, eye catching position.