What We Have Achieved

Gas Leak Detectors

12,000+ Total Reviews

Customer's Trust & Choice

Cooperating KOLs & KOCs
Why Choose TopTes
Our Promise

With a focus on sustainability and precision, TOPTES offers innovative solutions to help individuals and organizations better understand and monitor their environmental impact.

Each product is carefully designed and thoroughly tested to ensure exceptional quality and accuracy. Worry-free returns, refunds and exchanges if you are not satisfied.

Have a question about our products? Our affable customer service team is available and ready to assist, contact our official channels on various social media or support email.
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Frequently Asked Questions
Turn on and wait for 30 seconds to warm up. Please keep in mind that the warm-up process should be performed in a known 'clean' environment to achieve accurate results.
When the S button light is on, the detector is in high sensitivity mode; when the S button light is off, the detector is in low sensitivity mode.
- Yes, the alarm will continue to sound until the combustible gas concentration is below 5% of the lower explosive limit.
Generally 1-5cm, depending on the severity and concentration of the gas leak.
We do not sell sensors separately. If you find that the sensor is no longer working within three years from the date of purchase, please get in touch with us.