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english instruction manual-batteries not included
英文说明书-不含电池 |
CN¥ 0.0 |
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chinese instruction manual – batteries not included
中文说明书-不含电池 |
CN¥ 0.0 |
Qinghua science instruments 14yr.
Contacts zheng Chat
Mobile 13750965003
13750965003
WhatsApp zsgxs56789
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 invalid.
About the product: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, reliable, and of high quality—please order with confidence!
SetProducts manufactured: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 differences 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.
Update time：
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