{"title":"Bluelab Pens","description":"\u003ch2\u003eBluelab Pens – Precision Meters for Every Grower\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eBluelab OnePen™\u003c\/strong\u003e combines advanced sensing technology with everyday simplicity – giving growers of all levels accurate pH, EC, and temperature readings in one compact device.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMeasure pH, EC, and temperature with a single pen\u003c\/li\u003e\n\u003cli\u003eDesigned for hydroponic, soil, and water culture grows\u003c\/li\u003e\n\u003cli\u003eWaterproof, durable build for lab and field use\u003c\/li\u003e\n\u003cli\u003eSimple calibration with Bluelab calibration solutions\u003c\/li\u003e\n\u003cli\u003eTrusted by commercial and home growers worldwide\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eExplore the full range of Bluelab Pens below and find the right meter for your grow operation.\u003c\/p\u003e","products":[{"product_id":"bluelab-onepen-3-in-1-ph-ec-temperature-pen-bluetooth-ip68","title":"Bluelab OnePen™ 3-in-1 pH, EC \u0026 Temperature Pen – Bluetooth, IP68 \u0026 Edenic App for Hydroponics","description":"\u003ch2\u003eBluelab OnePen™ – 3-in-1 pH, EC \u0026amp; Temperature Pen with Bluetooth \u0026amp; Edenic App\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eThe all-in-one precision measurement tool for serious growers.\u003c\/strong\u003e The \u003cstrong\u003eBluelab OnePen™\u003c\/strong\u003e simultaneously measures \u003cstrong\u003epH, electrical conductivity (EC), and temperature\u003c\/strong\u003e — giving you the complete picture of your nutrient solution in a single dip. 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If your solution becomes too acidic or too alkaline, plants can’t absorb the nutrients they need to grow. Temperature is equally critical — a solution that’s too hot or too cold directly affects growth rate and plant structure. 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Maintaining the right EC prevents nutrient burn and stunted growth — keeping your crops healthy and your yields high.\u003c\/p\u003e\n\u003cp\u003eFactory calibrated and ready to use straight out of the box. Compact, waterproof, and built to float. 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Get all three right from the start and you’ll avoid nutrient lockout, burn, and stunted growth — giving your plants everything they need to thrive.\u003c\/p\u003e\n\n\u003ch2\u003eIdeal For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eBeginner \u0026amp; intermediate hydroponic growers\u003c\/li\u003e\n\u003cli\u003eIndoor growing \u0026amp; grow tent setups\u003c\/li\u003e\n\u003cli\u003eGreenhouse \u0026amp; commercial growing operations\u003c\/li\u003e\n\u003cli\u003eCannabis cultivation \u0026amp; precision nutrient control\u003c\/li\u003e\n\u003cli\u003eCoco coir, NFT, DWC \u0026amp; recirculating systems\u003c\/li\u003e\n\u003cli\u003eAnyone upgrading from basic pH drops or test strips\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e PENSTP\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e Bluelab pH Pen (PENPH) + Bluelab Conductivity Pen (PENCON) + Probe Care Kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003epH Resolution:\u003c\/strong\u003e 0.1 pH\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEC Scales:\u003c\/strong\u003e EC, CF, PPM 500 (TDS), PPM 700\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature:\u003c\/strong\u003e °C or °F (both pens)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing:\u003c\/strong\u003e Waterproof, floats in solution (both pens)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e New Zealand\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.5 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003ePro tip: For individual product features and full specifications, see the \u003cstrong\u003eBluelab pH Pen\u003c\/strong\u003e and \u003cstrong\u003eBluelab Conductivity Pen\u003c\/strong\u003e product pages. 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When natural probe wear occurs, simply swap the probe, not the whole pen. Less downtime, less disruption, continued confidence in every reading.\u003c\/p\u003e\n\u003cp\u003eBuilt to \u003cstrong\u003eIP68 dustproof and waterproof standards\u003c\/strong\u003e, the pH PenPlus is designed for long-term daily use in hydroponics, irrigation, runoff testing, and commercial growing operations. Includes calibration solutions and KCl storage solution right out of the box. 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