Mini Oxygen Meter Portable Oxygen(O2) Concentration Detector Professional Gas Analyzer with LCD Display and Sound-light Alarm

The portable oxygen detector is a kind of essential safety instrument which can continuously detect the oxygen concentration in the working environment.It is suitable for explosion-proof, toxic gas leakage, underground pipelines or underground mines and other places, can effectively ensure the safety of the staff"s life is not infringed, the production equipment is not lost.
This instrument is a natural diffusion method for detecting gas concentration, using high performance electrochemical sensor, with excellent sensitivity and excellent repeatability.The instrument adopts embedded micro control technology, simple operation, complete functions, high reliability.
This O2 detector is applicable to the concentration of oxygen in the ambient air detection, are widely used in metallurgy, power plant, chemical, mine, tunnel, underground pipelines and other places, effective prevention of hypoxia and oxygen poisoning.

Features:
Appearance of light and novel, easy to carry, easy to operate.
Menu operation interface, battery power real time display.
Under voltage, low voltage automatic shutdown.
Rapid response and reliable accuracy.
Sound, light and vibration alarm.

Specification:
Sensor: Electrochemical Principle
Test Gases: Oxygen Concentration (O2)
Temperature Measurement: Ambient Temperature
Display Unit: O2: %VOL
Temperature: Degrees / Fahrenheit
Measurement Range: O2: 0 ~ 25%VOL
Temperature: -15~50 Degrees / 5~122 Fahrenheit
Resolution: O2: 0.1%VOL
Temperature: 0.1 Degrees / 0.1 Fahrenheit
Accuracy: O2: 3.0%FS
Temperature: 1.5 Degrees
Response Time: T90<15s
Alarm: Sound and light vibration alarm
Alarm Point: low alarm point 19.5%VOL
high alarm point 23.5%VOL
Battery Type: 3 * AAA 1.5V Alkaline Batteries (NOT Included)
Operating Temperature: -15~50 Degrees / 5~122 Fahrenheit
Operation Humidity: 15%~95%RH (non condensation)
Item Size: Approx. 12 * 6.5 * 2.5cm / 4.7 * 2.5 * 1.0in (L * W * H)
Item Weight: Approx. 107.1g / 3.8oz
Package Size: Approx. 22.5 * 11.1 * 5.5cm / 8.9 * 4.4 * 2.2in (L * W * H)
Package Weight: Approx. 239g / 8.4oz

Package List:
1 * O2 Detector
1 * User Manual
1 * Protection Bag

1) We accept Alipay, West Union, TT. All major credit cards are accepted through secure payment processor ESCROW.

2) Payment must be made within 3 days of order.

3) If you can"t checkout immediately after auction close, please wait for a few minutes and retry Payments must be completed within 3 days.

1. WORLDWIDE SHIPPING. (Except some countries and APO/FPO)
2. Orders processed timely after the payment verification.
3. We only ship to confirmed order addresses. Your order address MUST MATCH your Shipping address.
4. The images shown are not the actual item and are for your reference only.
5. SERVICE TRANSIT TIME is provided by the carrier and excludes weekends and holidays. Transit times may vary, particularly during the holiday season.
6. If you have not received your shipment within 30 days from payment, please contact us. We will track the shipment and get back to you as soon as possible with a reply. Our goal is customer satisfaction!
7. Due to stock status and time differences, we will choose to ship your item from our first available warehouse for fast delivery.

1. You have 7 days to contact us and 30 days to return it from the date it was received. If this item is in your possession more than 7 days, it is considered used and WE WILL NOT ISSUE YOU A REFUND OR REPLACEMENT. There are NO EXCEPTIONS! Shipping cost is bear by both seller and buyer in half.
2. All returned items MUST BE in the original packaging and you MUST PROVIDE us with the shipping tracking number, specific reason for the return, and your po#.
3. We will refund YOUR FULL WINNING BID AMOUNT, upon receipt of the item in its original condition and packaging with all components and accessories included, AFTER BOTH Buyer and Seller cancel the transaction from aliexpress. OR, you may choose to have a replacement.
4. We will bear all the shipping cost if the product(s) is (are) not as advertised.

1. 12 months Manufacturer`s limited Warranty for defective items (excluding items damaged and/or misused after receipt). Accessories come with a 3-month warranty.
2. Defective items MUST BE reported and returned within the warranty period (and in the original packaging, if possible). You must tell us what the defect is and give us your order number. WE DO NOT REPAIR OR REPLACE ITEMS WITH AN EXPIRED WARRANTY.
You agree to all of the above-listed policies upon ordering on aliexpress!

We maintain high standards of excellence and strive for 100% customer satisfaction! Feedback is very important We request that you contact us immediately BEFORE you give us neutral or negative feedback, so that we can satisfactorily address your concerns.
It is impossible to address issues if we do not know about them!