Detection Pen Compact and portable design for onthego water testing in home, office, or outdoor settings. Portable LCD screen for easy reading and interpretation of water quality anytime, anywhere. Digital display delivers clear readings, eliminating manual calculations and helping ensure concise results. ThreeinOne Analysis Instrument combines pH meter, conductivity meter, and temperature meter in a single compact device. Benefits at a glance Allinone measurement: pH, conductivity, and temperature in one tool, simplifying your testing workflow. Onthego usability: small, lightweight design enables testing wherever you need it. Clear readings: portable LCD screen and digital display provide straightforward results without extra calculations. Key attributes Function: pH meter, conductivity meter, and temperature meter in one instrument. Size and portability: compact and portable for convenient handling and transport. Performance: digital display offers easytoread results with minimal interpretation. Use scenarios Home testing: quickly assess drinking water quality to make informed decisions about treatment or consumption. Office environments: monitor water quality for office coffee machines, fountains, or drinking stations. Outdoor and travel use: test water quality when camping, hiking, or staying at remote locations to ensure safe water sources.