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)

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Yellow

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Yellow

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Size:

Normal

Detalles del producto

Disponibilidad:
En stock

Peso con empaque:
0.10 kg

Devolución:
Sí

Condición
Nuevo

Producto de:
Amazon

Viaja desde
USA

Sobre este producto

pH Calibration Powder InstructionsThe calibration powder is a standard pH buffer substance that must be dissolved in water before use. Each packet can prepare approximately 250 ml of calibration solution.Please follow the recommended ratio when adding water. Incorrect proportions may affect calibration accuracy and lead to measurement errors. Important NotesThis pH meter is pre-calibrated before shipment and can be used directly upon first use.Recalibration is recommended under the following conditions:1. After extended use2. When the electrode is used frequently3. When higher measurement accuracy is requiredEnvironmental factors such as water quality and temperature may affect measurement results. Usage PrecautionsThe probe of the pH meter is made of glass and is fragile. Please handle with care and avoid collisions.After use, gently clean the probe and remove excess water with a soft absorbent material to maintain accuracy and extend product life. Battery InstructionsIf the display becomes dim or readings are unclear, please replace the batteries.Open the battery compartment and install new batteries, ensuring correct polarity. Package Includes1 × pH Meter 3 × Calibration Powder 1 × Storage Box 1 × User Manual

U$S 9,99

5% OFF

U$S 9,49

U$S 9,99

5% OFF

U$S 9,49

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【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. 【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. 【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. 【Compact & Portable Design】Pocket-size design allows easy carrying for testing anytime, anywhere. Suitable for home, travel, and outdoor use. 【Multi-Purpose Water Testing】Ideal for drinking water, swimming pools, aquariums, hydroponics, RO systems, and other environments requiring pH monitoring.