
Water Detective
Portable water screening for retail, outdoor, travel and professional channel demonstrations.
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Intelligent sensing and AI-powered applications
From sample to decision
Product portfolio
Water Detective 4 serves consumer and channel markets, while BA-series ASICs and compact probes support appliances, instruments and OEM projects.

Portable water screening for retail, outdoor, travel and professional channel demonstrations.
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BA-series interface ASICs simplify signal acquisition and product integration.
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For purifiers, dispensers and beverage equipment, with mechanical and wiring customization.
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Water-quality sensing for household purifiers, under-sink systems and filter-status monitoring, covering TDS, conductivity and temperature.
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Compact sensing for water dispensers, baby-care appliances, smart cups, pet fountains and connected water products.
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Portable and continuous measurement solutions for professional testing, process control and field water-quality applications.
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Intelligent micro-optoelectronic sensing
AtomBit develops optoelectronic devices, compact spectral sensors, water-sensor interface ASICs and intelligent sensing terminals.
AtomBit
AtomBit focuses on intelligent micro-optoelectronic sensing systems across ASICs, sensors, probes and intelligent terminals.

Customers and project partners
Working with partners across appliances, water purification and water-quality measurement.












Insights
A practical verification checklist for rural well water users, explaining how to retest after a portable water quality test pen (such as Water Detective 4) detects an anomaly, how to decide whether to stop using the water, how to arrange temporary water supply, and when laboratory confirmation is mandatory.
Read Article →For families with mothers and infants, explain what screening indicators of portable water quality test pens (such as AtomBit Water Detective 4) can and cannot do, and how to connect test results with pediatric advice, avoiding mistaking readings such as TDS and TOC for proof of safety.
Read Article →For smart small-appliance brands, product managers, embedded engineers and OEM customers working with water purifiers, water dispensers, coffee machines, smart cups, pet water fountains and similar products, this document covers calibration verification for Water Detective 4, providing a reproducible screening workflow, misjudgment boundaries, decision logic for retesting/discontinuing use/referring to a laboratory, and a record checklist.
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Share the application, target parameters, installation space, interface and estimated quantity. Our team will recommend a product or customization route.