Product Description
Key Features
- High‑precision oxygen sensor, stable and reliable reading
- Portable handheld design, easy for field onsite testing
- Clear digital screen display, real‑time O₂ value output
- Built‑in audible‑visual alarm for abnormal oxygen concentration
- Support long‑time continuous working
- Compact structure, low power consumption
- Easy operation, no complex configuration required

Technical Parameter:
| Gas type | Oxygen O2 |
| Sensor Type | Electrochemical sensor |
| Sensor life | 2~3 years |
| Measuring range | 0-5000、10000、50000ppm、0-5%vol、25%vol、30%vol; Support customized |
| Display Information | Gas types, Concentration value, Concentration unit, Time, Battery status, Alarm status, etc. |
| Display | 2.4 inch colorful screen |
| Alarm Storage | With alarm data storage function, can review the data from the detector.. |
| Sampling mode | Pump-suction sampling (Available for connection with external pump) |
| Operating Language | Chinese or English operating menu is able to be changed freely. |
| Alarm Mode | Audible-visual-vibration alarm, sound≥75dB |
| Power Supply | 3.7V, 4000mAh rechargeable lithium battery, continuous working period over 10 hours. |
| Explosion-proof Grade | Ex ib IIB T3 |
| Protection Grade | IP65 |
| Working Environment | Working Temperature: -20℃~50℃
Working Humidity: 0-95%RH (non-condensing) |
| Body Material | ABS and PC |
| Package | Aluminum alloy box |
| Dimensions | 190*75*47mm |
| Weight | 376g (with charger) |
| Warranty | 1 years |
Remark: If you need gas or measuring range not listed on the above, pls send us your details requirments for further discussion.
Applications
- Confined space inspection: Tanks, silos, underground pipelines, manhole oxygen safety detection, prevent hypoxia or oxygen‑rich risk.
- Chemical industry workshops: Monitor oxygen content inside chemical production area, ensure workplace safety.
- Laboratory research: Oxygen purity analysis for lab gas test and experimental environment monitoring.
- Gas pipeline & gas station: Field spot‑check oxygen concentration in gas transmission pipelines.
- Metallurgy & welding site: On‑site oxygen content detection for welding and metallurgical processing.
- Medical‑related gas testing: Oxygen concentration verification for oxygen‑producing equipment.
ompany profile
We Henan Oceanus is located in Henan, a land with a long history and profound cultural heritage, has been dedicated to the research, development, production, and sales of Gas detection system and Environment equipments since its establishment. With exquisite technology and outstanding quality, we have won widespread recognition in the global marketing.

01. Business areas
As a leader in the field of Gas detector and Air quality monitor system, we Henan Oceanus will be continued to expand its business scope and provide customers around the world with customizable Air quality monitor system of various types and specifications.
02. Values and ideas
Our company upholds the core values of integrity and quality service, focusing more on friendship with our customers. We always adhere to integrity management, customer-centered, and provide a full range of pre-sales, sales, and after-sales services to ensure that customers can be worry-free when using our products.
03. Global Service Network
We have a comprehensive global service network, offering timely, professional pre-sales consultation, after-sales service, and technical support for overseas users. Regardless of where users are located, they can enjoy our attentive and thoughtful service.
04. Customer Service
With excellent products and services, Henan Oceanus Gas detector and Air quality monitor system have been exported to more than 100 countries around the world and have won widespread praise.

We Henan Oceanus Company is located in Henan province, a land with a long history and profound cultural heritage, has been dedicated to the research, development, production, and sales of gas detectors since its establishment. With exquisite technology and outstanding quality, we have won widespread recognition in the global market.
Our After-sales service:
1. OEM service for LOGO, model, Technical Parameters, Operation manual, etc.
2. Free calibration service and provide calibration methods.
3. One year warranty and lifetime warranty.
Our address:
No. 2206, Wenhua Chanye Building Block B, No. 77, Shangding Road, Zhengzhou Area, Henan Pilot Free Trade Zone
Email: info@china-oceanus.com
Telephone: +86 0371 60998169
Mobile/Whatsapp: +86 15981942832
Mobile/Whatsapp: +86 13673683950




