Oxygen Detector O2 Gas Concentration Leakage Detector Handheld Air Oxygen Content Tester Oxygen Detector Audible And Visual Alarm ShippingFromUAE 【Safety lock】File cabinets with security

【Safety lock】File cabinets with security locks to effectively protect your property and documents

One self sealing bag is provided as standard in the original factory

Laser points: 3

three 30 * 70u hooks

Automatic shutdown

Oxygen Detector O2 Gas Concentration Leakage Detector Handheld Air Oxygen Content Tester Oxygen Detector Audible And Visual Alarm ShippingFromUAE 【Safety lock】File cabinets with securityShips FREE Handling Day: 1 3 Days, Arriving Day: 15 35 Days[SHORTDESCRIPTION] Packing List Oxygen detector * 1 Features Professional electrochemical sensorIn the event of an accidental fall, it still protects the sensor from damage so that you can safely use it. High quality rubber touch buttonAdopt high quality rubber material, light touch comfortable, easy to operate for a long time, not easy to fall off. 3. 7V large capacity rechargeable lithium