1. Introduction
The CHNADKS ADKS-1 is an advanced combustible gas leak detector designed for reliable detection of various flammable gases. This device features a high-precision sensor, a flexible gooseneck probe, and multiple alarm indicators to ensure timely and accurate detection of gas leaks. It is suitable for a wide range of applications, from household use to professional inspections.
This manual provides essential information for the safe and effective use of your CHNADKS ADKS-1 gas leak detector. Please read it thoroughly before operating the device and keep it for future reference.

Image 1.1: The CHNADKS ADKS-1 Combustible Gas Leak Detector in operation, with its flexible probe near a gas stove burner, indicating gas detection.
2. Setup and Initial Use
2.1 Charging the Device
The detector is equipped with a 2000 mAh rechargeable lithium-ion battery. Before first use, ensure the device is fully charged. Connect the detector to a standard USB power source using the provided charging cable. The charging indicator on the device will show its status. A full charge provides up to 12 hours of standby time.

Image 2.1: The detector's USB 3.7V input for charging, highlighting its 2000mAh large capacity battery and up to 12 hours of battery life.
2.2 Powering On and Zero Adjustment
- Press and hold the power button to turn on the device.
- Allow the detector to warm up for a few moments. The device features instant preheating.
- The detector will perform an automatic zero adjustment in a clean air environment. Manual zero adjustment is also available if needed, as detailed in the operating instructions.
3. Operating Instructions
3.1 Gas Detection
The CHNADKS ADKS-1 can detect a wide range of combustible and flammable gases, including natural gas, methane, propane, ethanol, and LPG. The detection range is up to 10,000 ppm.
- Flexible Gooseneck Probe: Utilize the 11-inch flexible gooseneck probe to reach confined or difficult-to-access areas where gas leaks might occur.
- Response Time: The detector responds to combustible gas within 0.1 seconds.

Image 3.1: The flexible gooseneck probe, highlighting its fast response time and the durability of its imported sensors.
3.2 Sensitivity Levels
The device offers two detection sensitivity levels:
- High Sensitivity: 2000-10000 ppm
- Low Sensitivity: 500-2000 ppm
Adjust the sensitivity based on the expected concentration of gas or the specific detection requirements. Refer to the device's interface for sensitivity adjustment options.

Image 3.2: The 1.8-inch HD LCD screen showing gas concentration readings and the two sensitivity levels: High (2000-10000ppm) and Low (500-2000ppm).
3.3 Alarm Indicators
Upon detection of combustible gas, the device provides immediate and reliable alerts through three types of alarms:
- Audible Alarm: A buzzer will sound.
- Visual Alarm: A flashing light will activate.
- Vibration Alarm: The device will vibrate.
The 1.8-inch HD LCD screen will simultaneously display detailed gas concentration values.

Image 3.3: Visual representation of the three alarm types: Sound, Flashing Light, and Vibrations, ensuring comprehensive alert notification.
3.4 Application Areas
This gas leak detector is suitable for various environments and applications, including:
- Gas stoves and kitchen appliances
- Natural gas pipelines
- Gas storage tanks
- Gas stations
- Automotive repair
- Home inspections

Image 3.4: Examples of complex areas where the gas detector can be used, including gas stoves, natural gas pipelines, gas storage tanks, and gas stations.
4. Maintenance
4.1 Sensor Lifespan
The imported high-precision sensor has an expected lifespan of 2 years. Regular calibration and proper storage can help maintain its accuracy and extend its life.
4.2 Cleaning and Protection
The detector is constructed from high-strength, tri-proof material with an IP65 protection level, making it waterproof, dustproof, and explosion-proof. To clean the device, wipe it with a soft, damp cloth. Do not use abrasive cleaners or solvents. Ensure the device is dry before storage.
4.3 Battery Care
To prolong battery life, avoid fully discharging the battery frequently. Charge the device regularly, even if not in constant use. Store the device in a cool, dry place when not in use for extended periods.
5. Troubleshooting
If you encounter issues with your CHNADKS ADKS-1 detector, consider the following:
- No Power: Ensure the battery is charged. Connect the device to a charger and check if the charging indicator lights up.
- Inaccurate Readings: Perform a zero adjustment in a clean air environment. Ensure the sensor probe is clean and unobstructed.
- No Alarm: Check if the alarm functions are enabled (if applicable). Ensure the device is not in a silent mode.
- Slow Response: Ensure the sensor is not contaminated. Allow sufficient warm-up time after powering on.
If problems persist, contact customer support for assistance.
6. Specifications
| Feature | Specification |
|---|---|
| Brand | CHNADKS |
| Model | ADKS-1 |
| Detection Range | 0-10,000 ppm |
| Sensitivity Levels | High (2000-10000 ppm), Low (500-2000 ppm) |
| Response Time | 0.1 seconds |
| Probe Length | 11 inches (27.9 cm) flexible gooseneck |
| Display | 1.8-inch HD LCD screen |
| Alarm Types | Audible, Visual (flashing light), Vibration |
| Battery Type | 2000 mAh Lithium-ion (rechargeable) |
| Battery Life (Standby) | Up to 12 hours |
| Protection Level | IP65 (Waterproof, Dustproof, Explosion-proof) |
| Operating Humidity | 95% |
| Upper Rated Temperature | 50 Degrees Celsius |
| Dimensions (L x W x H) | 2.49 x 6.99 x 19.99 cm |
| Weight | 440 grams |
7. Warranty and Support
For warranty information, technical support, or service inquiries, please refer to the documentation included with your purchase or contact the retailer/manufacturer directly. Keep your proof of purchase for warranty claims.





