SPECIFICATIONS

Battery Included: No

Brand Name: BTMETER

Choice: yes

DIY Supplies: Electrical

Gas Type: oxygen

High-concerned chemical: None

Is Smart Device: No

Measurement Range: 0-30%VOl

Model Number: DM68A

Origin: Mainland China

With LCD Screen Or Not: Yes

semi_Choice: yes

Portable Handheld O2 Detector Oxygen Gas Monitor, 0-30%vol Concentration Tester, 1.5s Fast Response Temp Humidity Meter

✅ Precise Sensor with 1.5-Second Fast Response:

The upgraded O2 monitor DM68A features a DDS sensor that triggers an alarm within 1.5 seconds when oxygen levels reach the preset threshold, continuing until levels return to the safe range. The enhanced sensor offers longer lifespan, higher accuracy, and high resolution. Detection range: 0-30% VOL

✅ Smart Alarm & Data Logging:

The device activates an audible alarm when oxygen concentration drops below the safe range (adjustable alarm threshold). It supports historical data logging to display peak oxygen and temperature values, and analyze trends via graphs—helping users adjust the environment promptly.

✅ Rechargeable Design, 120 Hours of Battery Life:

The DM68A oxygen detector is rechargeable and runs for up to 5 days on a single charge. It also includes real-time battery status display and low-battery warnings to ensure continuous O2 monitoring.

✅ Professional Certification:

The DM68A O2 detector is calibrated before leaving the factory and has passed strict safety tests by internationally authorized organizations. It holds valid certifications and meets industry standards, ensuring high reliability and accuracy across various environments.

✅ User-Friendly Operation & Setup:

The simple interface supports multiple languages (English/Chinese), adjustable brightness, temperature units (°C/°F), and other parameters. A single button switches between setting modes, and it comes with a reset function to resolve abnormal reading issues. Suitable for non-professionals to get started quickly.

🛠️ Features:

Product Name: Handheld Oxygen Concentration Detector

Product Weight: 265 Grams (9.35 Ounces)

Product Dimensions: 161x77x33mm (6.3x3.0x1.2 Inches)

Display: LCD Display

Measurements: Oxygen (O2), Temperature, Humidity

O2 Detection Method: Electrochemical

O2 Concentration Unit: %vol

O2 Measurement Range: 0-30.0%vol

Temperature Range: -10°C-50°C (14°F-122°F)

Response Time: 1.5 Seconds

Storage Temperature: -10°C-60°C (14°F-140°F)

Relative Humidity (Storage): 20%-85%

Atmospheric Pressure: 12.5 PSI-15.4 PSI

About Packaging:

Material: ABS

Color: Black + Orange

Product Size: 1617733mm

Gross Weight (Product + Packaging): 540 Grams

Packaging Type: Premium Tool Case

Battery: Built-in Rechargeable Lithium Battery (included with the product)

Tool Case Dimensions: 24 * 18 * 5.5 CM

Standard Accessories: 1 x Main Unit + 1 x Neutral English Manual + 1 x USB Charging Cable