{"product_id":"digital-ph-meter-tester-pen-for-water-pre-calibrated-high-accuracy-0-01-0-14-ph-range-pocket-size-for-drinking-water-pool-aquarium-hydroponics-yellow","title":"Digital pH Meter Tester Pen for Water, Pre-Calibrated, High Accuracy ±0.01, 0–14 pH Range, Pocket Size for Drinking Water, Pool, Aquarium \u0026 Hydroponics (Yellow)","description":"\u003cdiv\u003e\u003cdiv id=\"feature-bullets\" class=\"a-section a-spacing-medium a-spacing-top-small\"\u003e\n \u003cul class=\"a-unordered-list a-vertical a-spacing-mini\"\u003e\n  \u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e 【Calibration Operation Guide】 Press and hold the CAL button for 5 seconds to access calibration mode. Complete calibration by selecting the standard powders in this exact order: 6.86 → 4 → 9.18. Please refer to our full calibration instructions and tutorial video for detailed steps. \u003c\/span\u003e\u003c\/li\u003e\n  \u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e 【Pre-Calibrated for Immediate Use】The pH meter is pre-calibrated before shipment and can be used directly out of the box. For best accuracy, readings may vary slightly depending on water conditions and environment. \u003c\/span\u003e\u003c\/li\u003e\n  \u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e 【Easy Operation】Simply turn on the device, immerse the probe into the solution, gently stir, and wait for the reading to stabilize before recording the result. \u003c\/span\u003e\u003c\/li\u003e\n  \u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e 【Compact \u0026amp; Portable Design】Pocket-size design allows easy carrying for testing anytime, anywhere. Suitable for home, travel, and outdoor use. \u003c\/span\u003e\u003c\/li\u003e\n  \u003cli class=\"a-spacing-mini\"\u003e\u003cspan class=\"a-list-item\"\u003e 【Multi-Purpose Water Testing】Ideal for drinking water, swimming pools, aquariums, hydroponics, RO systems, and other environments requiring pH monitoring. \u003c\/span\u003e\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003cdiv data-csa-c-content-id=\"voyager-product-details-jumplink\" data-csa-c-slot-id=\"voyager-product-details-jumplink\" data-csa-c-type=\"link\" class=\"a-section aok-hidden\"\u003e\n  \u003cspan class=\"caretnext\"\u003e›\u003c\/span\u003e \u003ca id=\"seeMoreDetailsLink\" class=\"a-link-normal\" href=\"#productDetails\"\u003e See more product details \u003c\/a\u003e\n \u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e","brand":"Gnomes like hummus","offers":[{"title":"Default Title","offer_id":55476125532482,"sku":null,"price":9.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1018\/0696\/5058\/files\/61BUiZjq72L._SL1500.jpg?v=1785508096","url":"https:\/\/gnomeslikehummus.shop\/products\/digital-ph-meter-tester-pen-for-water-pre-calibrated-high-accuracy-0-01-0-14-ph-range-pocket-size-for-drinking-water-pool-aquarium-hydroponics-yellow","provider":"Gnomes like hummus","version":"1.0","type":"link"}