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Digital PH Meter Water Tester

This pH meter is affordable and useful for those who need a PH tester for household and laboratory use. It's not only ideal for household or laboratory use.

Also suitable for testing pH balance of drinking water, pool, aquarium, food Project, RO system, Spa, or hydroponics.

Water Hardness Digital Tester

Digital TDS Meter simply provides reliable and quick measurements for most regular water solutions' purity testing, such as drinking water, pool, aquarium, RO system, Spa, or hydroponics; Appropriate for wide range of applications.

Q&A
Q: How to calibrate a pH meter?

A: ph Meter had been calibrated by manufacturer in advance

Q:does the TDS table need to be calibrated?

A:no, it doesn't, the tds meter is calibrated automatically.

Q:can it power off automatically?

A:yes, and this function can save batteries

Q:What do I need to pay attention to when using the instrument?

A:Instrument is non waterpfoof, do not throw the instrument into the solution or make the solution over the immersion line, to avoid the circuit board short out.

Payment Policy:

• We accept PayPal Only
• You can pay with any major credit card, your Paypal balance or linked bank account.

• We will ship out the item from California within 1 working days after receiving the payment. 
• We offer USPS First Class with FREE Tracking Number Service  to ensure your package arrive fast and safely.
• Usually the delivery takes 3-5 business days.
• If you don't receive the items after 10 days, please feel free to Contact  us  
• Please Make sure your shipping address is correct and includes your Apt#, Box# or Unit# if any.  
• We are off in weekend, The orders from weekend will ship in next Monday. 
• If you can not accept "Weekend off", Kindly please cancel the order or message us to cancel it.

• We offer 30 days refund or exchange policy on defective or wrong items since you receive the item.
• If you are not satisfied with the item. please contact us for an item exchange or refund.
• Buyer is responsible for shipping cost incurred shipping item back.
• For any return, please feel free to contact firstly, Do not leave feedback, Do not open return request, please contact us for free return shipping label for the defective or wrong items.

• Any queries or issues incurred, please feel free to contact us via eBay message, we are always here ready for help.     
• DO NOT open return request or leave negative feedback without asking for help.     
• Highly appreciated your POSITIVE feedback & 5 star DSR. Enjoy shopping.