{"product_id":"digital-water-quality-tester-dual-probe-online-tds-detector-input-output-water-quality-monitor-for-tap-water-fish-tank","title":"Dual-Probe Inline TDS or EC Water Meter","description":"\u003cp\u003eCompare two water-sample points on a dedicated display. These dual-probe meter options measure either TDS or electrical conductivity, letting you choose the parameter used in your monitoring routine.\u003c\/p\u003e\u003cp\u003e✅ \u003cstrong\u003eCompare inlet and outlet readings\u003c\/strong\u003e - Two probes provide separate measurement points in a compatible setup.\u003c\/p\u003e\u003cp\u003e✅ \u003cstrong\u003eChoose the parameter you need to follow\u003c\/strong\u003e - DM-1 is the TDS option, while DM-2 is the EC option.\u003c\/p\u003e\u003cp\u003e✅ \u003cstrong\u003eKeep a regular reading at the installation\u003c\/strong\u003e - The separate display provides a viewing point beside the monitored system.\u003c\/p\u003e\u003ch2\u003eCompare Like-for-Like Readings Over Time\u003c\/h2\u003e\u003cp\u003eA two-point arrangement can help you record changes across a compatible filter or water system. Place the probes according to the instructions and compare the same measurement type under similar conditions.\u003c\/p\u003e\u003cp\u003eTDS and EC are different parameters, so choose the correct model rather than treating the labels as interchangeable. A reading does not establish drinking-water safety or reveal every contaminant. Follow calibration, probe and installation requirements before relying on comparisons.\u003c\/p\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S37eeaade5eef4c5b83db9f22bc270f8b4.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S892270df49474fca8e8afe99620735fdD.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sa6e49ae2066d4169a90e9dca1663294cC.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S36889334fb054bad8be92e1f033d8d0eu.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S3f981b9336604a1caa5ba7a4400f65feh.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S57f754100a4048a5bcfb88bed86aa8bc0.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S0e5b3bbdad26452fbf300ed7435373605.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S6022d56e11054359a1e87771bceb055d2.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S77866dfa61b0417e94f84e214acaf782N.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S33bc283bc38c48d1b4b569670818d0b0t.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sd48795bbe062429fa58f1c6e44c0f50au.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sebc1d7c521774fb785b2b1084ce09909s.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sa2c3416d8aa743d48ce2891499adf9377.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sc6e1d5d4885646f7aa80e9abdf7afe45R.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sb8a5236ed7fc4261bd1e8d2f229a4027I.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S4b60d6f286bc497fad6a6113e1ba65b0S.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Se5a027f04ca64b1288712695a216d5fbV.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/S312177cd3b5e480f8a57656d582f4aa7P.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sa2dfeb8a2117479889a54c2cdfa8f779y.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sa89693ae70a94e9291f33ccb0971b9bbm.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sff4adfcb86c74548814043ad66bbe7b53.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sa72a57a0fe2d434ba9e10f7bd763562e3.jpg\" slate-data-type=\"image\"\u003e\u003cimg src=\"https:\/\/ae01.alicdn.com\/kf\/Sf862df592694441d94b4def9d17d9601j.jpg\" slate-data-type=\"image\"\u003e\u003ch3\u003eTechnical details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eOptions: DM-1 TDS or DM-2 EC\u003c\/li\u003e\n\u003cli\u003eProbes: two measurement points\u003c\/li\u003e\n\u003cli\u003eDM-1 range described: 0-9,990 ppm\u003c\/li\u003e\n\u003cli\u003eDM-2 range described: 0-9,990 µS\u003c\/li\u003e\n\u003cli\u003ePower: selected model's batteries, not included\u003c\/li\u003e\n\u003cli\u003eTee fittings: confirm package; DM-1 described without tees\u003c\/li\u003e\n\u003cli\u003eMounting\/lead length: model dependent\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eChoose TDS or EC and add two-point readings to your monitoring routine.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Spy-shop.com","offers":[{"title":"TDS Meter","offer_id":63917079101770,"sku":"1005009481157895-TDS Meter","price":77.38,"currency_code":"EUR","in_stock":true},{"title":"EC Meter","offer_id":63917079134538,"sku":"1005009481157895-EC Meter","price":119.25,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0764\/5980\/2954\/files\/clean-main-16108529615178-20261015.png?v=1792046294","url":"https:\/\/spy-shop.com\/sk\/products\/digital-water-quality-tester-dual-probe-online-tds-detector-input-output-water-quality-monitor-for-tap-water-fish-tank","provider":"Spy-shop.com","version":"1.0","type":"link"}