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	In stock handheld alcohol meter, 0-80% alcohol level, used for detecting liquor strength and measuring ethanol; refractometer   ￥32.00Best-seller   Sold Pens		Seven-in-One Water Quality Test Pen: ORP/EC/TDS Salinity and pH Meter – Multifunctional Foreign Trade Water Quality Analyzer   ￥1,37.00Best-seller   Sold Pens
	tds/ec/ph/Salt concentration five-in-one water quality testing pen, tds pen, water quality testing device, salt meter manufacturer, wholesale   ￥114.00Best-seller   Sold Pens		Handheld salinity meter, refractometer, seawater detector, seawater densimeter, aquarium cultivation optical salinity meter, wholesale   ￥40.00Best-seller   Sold Pens

Purchase Instructions

Regarding invoices:All product prices on all pages are tax-exclusive. If you need an invoice, please contact the online customer service to confirm. The invoice details and specific costs must be submitted when placing the order; any request to issue an invoice without providing these details will be considered invalid.

About the products: By default, all products come in neutral packaging with no information about factories or brands. Our company has focused on water quality testing for many years. The products are stylish and attractive, reliable in performance, and of high quality. Please order with confidence!

Customized Products:Once a certain order threshold is reached, all products of the company support personalized customization. For detailed information, please contact our online customer service.

Shipping Time:

① Custom order; delivery will be arranged according to the mutually agreed schedule.

② For standard products, orders paid before 3 PM the same day can be shipped immediately. If there is a shortage in stock, our company will notify you via Wangwang or phone promptly.

Regarding color difference:

① All products of our company are photographed in real life, and minor color variations may occur due to lighting issues;

② Occasionally, product upgrades may occur, and the images may not be updated in time, resulting in minor changes.