The GWQ-TDS100 is a portable TDS (Total Dissolved Solids) meter designed for fast and accurate water quality testing. With a measurement range of 0~9999ppm and accuracy of ±2%~±5%, it is suitable for both daily life and industrial use.
The meter adopts ABS shell material, which is lightweight (only 35g) and easy to carry. It is powered by a 3V CR1255 battery and has a 5-minute automatic shutdown function to save power. With IP54 protection grade, it can effectively prevent dust and splashing water, making it widely used in tap water, drinking water, river water, fish tanks, aquaculture, swimming pools, agricultural irrigation and laboratory water testing.


0~9999ppm measurement range, covering most water quality testing scenarios from daily to industrial use.
Measurement accuracy of ±2%~±5%, ensuring accurate and credible test data for water quality evaluation.
5-minute automatic shutdown function, powered by 1*3V CR1255 battery for long service life.
High-quality ABS material shell, lightweight (35g) and portable, resistant to falling and wear.
Dustproof and splash-proof design, suitable for various indoor and outdoor testing environments.
0~60℃ operating temperature range, adapting to different water temperature testing needs.
| Item | Details |
|---|---|
| Model | GWQ-TDS100 |
| Measurement Range | 0~9999ppm |
| Accuracy | ±2%~±5% |
| Operating Temperature | 0~60℃ |
| Protection Grade | IP54 |
| Automatic Shut-down | 5 minutes automatic shutdown |
| Power Supply | Battery powered (1*3V, CR1255) |
| Shell Material | ABS |
| Size | 150*17*10.8mm |
| Weight | 35g |
Daily water quality testing to ensure drinking water safety and purity.
Environmental water quality monitoring for outdoor and ecological evaluation.
Maintain suitable water quality for fish and aquatic organisms survival.
Aquaculture water quality testing to improve breeding survival rate.
Pool Water
Swimming pool water quality detection to ensure hygiene and safety.
Irrigation water quality testing for crop growth and yield improvement.
Precision water quality testing for scientific research and laboratory experiments.
Test purified water quality to verify water purifier filtration effect.
The GWQ-TDS100 has a wide measurement range of 0~9999ppm, which can meet the testing needs of various water quality scenarios from daily life to industrial use.
It is powered by a 3V CR1255 battery, and is equipped with a 5-minute automatic shutdown function to effectively save power and extend the battery service life.
The product has an IP54 protection grade, with dustproof and splash-proof performance, which can be used in various indoor and outdoor testing environments without worrying about dust or accidental splashing water damage.
The meter adopts ABS shell material, with a net weight of only 35g and a compact size of 150*17*10.8mm, which is very easy to carry and use anytime, anywhere.
GWQ-TDS100 portable TDS meter features wide measurement range, reliable accuracy, lightweight design and IP54 protection.
Suitable for daily use, environmental monitoring, aquaculture and agricultural irrigation water quality testing.
Have questions? Need a quote? We are ready to help! Fill out the form and a member of our sales team will contact you to discuss your requirements. You can also give us a call at (86)177-9158-1665.
GWQ-TDS100Rm. 1208, Building B, Huixin IBC, No. 1 Zhang Bayi Road, High-tech Zone, Xi'an, Shaanxi, China
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