Portable PH Meter Pen Water Quality Tester for Testing Aquarium Pool Fish Tank Fresh/Sea Water Measurement Tools
Measuring range: 0.0-14.0PH
Resolution: 0.1 pH
ATC: 0 ℃ to 55 ℃
Power: 2 X 1.5V(AG-13 button battery)
Operating Temperature: 0-50℃ RH＜95%
Size: 152 X 29 X 15mm/5.98 X 1.14 X 0.59"
Weight: 50 g
Suitable: Fresh water,sea water
Calibration of PH meter:
1. Pour a small amount of solution into the protective cover. Immerse the electrode into the PH 6.86 solution,(under the temperature of 25) and then shaking gently.
2. Adjust the calibration potentiometer with a small screwdriver until the display value is consistent with the pH value of the standard buffer solution at ambient temperature.
3. Insert the electrode into the pH4.00 Potassium hydrogen phosphate or pH9.18 borax standard buffer solution.
4. After About two minutes, The display value should be within the margin of error compared to the pH value of the buffer solution.
In the following cases, the pH meter must be recalibrated:
Used (or placed) for a long time after calibration;
Electrodes are used especially frequently;
Higher measurement accuracy.
1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
2. Please allow 1-3cm measuring deviation due to manual measurement.
1 X PH Meter Pen
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|Shipping Company||Shipping Cost||Estimated Delivery Time|
|3 - 7 days|
|3 - 7 days|
|5 - 14 days|
|Post Air Mail||Free Shipping||15 - 45 days|
|Return Policy||If the product you receive is not as described or low quality, the seller promises that you may return it before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe) and receive a full refund. The return shipping fee will be paid by you. Or, you can choose to keep the product and agree the refund amount directly with the seller.
N.B.: If the seller provides the "Longer Protection" service on this product, you may ask for refund up to 15 days after order completion.
|Seller Service||On-time DeliveryIf you do not receive your purchase within 60 days, you can ask for a full refund before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe).|
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