{"product_id":"vivosun-digital-ph-tds-meter-combo-water-test-kit","title":"VIVOSUN Digital pH \u0026 TDS Meter Combo Water Test Kit | High-Accuracy Liquid Testing Pens","description":"\u003cdiv class=\"AdPoic\" role=\"heading\"\u003e\n\u003cdiv class=\"n6owBd awi2gc\"\u003eTake complete control over your nutrient solutions and water quality with the \u003cstrong class=\"rQesXe MPyX\"\u003eVIVOSUN Digital pH \u0026amp; TDS Meter Combo Water Test Kit\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e. Perfect for hydroponics, indoor grow rooms, home aquariums, swimming pools, and reverse osmosis (RO) filtration systems, this handheld testing duo provides lab-grade precision within seconds.\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"n6owBd awi2gc\"\u003eFeaturing ultra-sensitive electrodes and built-in \u003cstrong class=\"rQesXe MPyX\"\u003eAutomatic Temperature Compensation (ATC)\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e, both pens adjust automatically to your water temperature. This eliminates tracking errors and ensures perfectly stable, accurate readings whether you are measuring ice-cold reservoir top-ups or warm nutrient brews.\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"yhAwj\"\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/div\u003e\n\u003cdiv class=\"AdPoic\" role=\"heading\"\u003eKey Benefits\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cul class=\"KsbFXc U6u95\"\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eComplete 2-in-1 Monitoring:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Test pH acidity\/alkalinity alongside Total Dissolved Solids (TDS), Electrical Conductivity (EC), and liquid temperature.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eUltra-Precise \u0026amp; Rapid Readings:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Highly sensitive probes deliver instant data, helping you prevent nutrient lockout, root burn, and overfeeding before it hurts your crops.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eOne-Touch Auto Calibration:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e The pH pen features smart multi-point calibration that pairs perfectly with the included powder buffer packets for seamless maintenance.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eData-Hold \u0026amp; Backlit Displays:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Crystal-clear green backlit LCD screens allow effortless reading under harsh grow lights or inside dim tents. Use the manual \"Hold\" function to freeze readings for your logbook.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003ePocket-Sized \u0026amp; Portable:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Sleek, pen-type designs fit comfortably into tool pouches, pockets, or storage boxes for on-the-go water testing.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003c!--TgQPHd|||[]--\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"yhAwj\"\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/div\u003e\n\u003cdiv class=\"AdPoic\" role=\"heading\"\u003eTechnical Specifications\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cul class=\"KsbFXc U6u95\"\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003epH Meter Measuring Range:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e 0.00 to 14.00 pH\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003epH Meter Accuracy:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e ±0.1 pH (with 0.01 pH resolution)\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eTDS Meter Measuring Range:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e 0 to 9999 ppm\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eEC Meter Measuring Range:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e 0 to 9999 µS\/cm\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eTemperature Range:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e 0.1°C to 80.0°C \/ 32.0°F to 176.0°F\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003ePower Source:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e Battery-powered (Pre-installed button cells included)\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eIncluded Components:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e 1x Digital pH Pen, 1x 3-in-1 TDS\/EC\/Temp Pen, 3x pH Calibration Buffer Packets (4.00, 6.86, 9.18), Instruction Manual.\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003c!--TgQPHd|||[]--\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"yhAwj\"\u003e\u003c!--TgQPHd|||[]--\u003e\u003c\/div\u003e\n\u003cdiv class=\"AdPoic\" role=\"heading\"\u003eProduct Packaging Weights\u003cspan\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/div\u003e\n\u003cul class=\"KsbFXc U6u95\"\u003e\n\u003cli class=\"Z1qcYe\"\u003e\n\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eIndividual Pen Weight:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e ~0.10 kg (100g per tester)\u003c!--TgQPHd|||[]--\u003e\u003c\/span\u003e\u003c!--TgQPHd|||[]--\u003e\n\u003c\/li\u003e\n\u003cli class=\"Z1qcYe\"\u003e\u003cspan class=\"iNqyIf\"\u003e\u003cstrong class=\"rQesXe MPyX\"\u003eComplete Retail Kit Weight:\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e \u003cstrong class=\"rQesXe MPyX\"\u003e0.26 kg\u003c!--TgQPHd|||[]--\u003e\u003c\/strong\u003e (Gross weight including meters, calibration solutions, and box)\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Vivosun","offers":[{"title":"Default Title","offer_id":55871039930753,"sku":null,"price":20.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/5370\/1536\/files\/VIVOSUN_Digital_pH_TDS_Meter_Combo_Water_Test_Kit_High-Accuracy_Liquid_Testing_Pens.webp?v=1788439838","url":"https:\/\/steelroots.co.uk\/products\/vivosun-digital-ph-tds-meter-combo-water-test-kit","provider":"Steel Roots ","version":"1.0","type":"link"}