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Ships within 48 hours · Estimated delivery Sep 7 - Sep 12
For Your Every Summer RSVP, with Code: SUMMER15
Description
Aqua Master Tools Substrate Ph Temp Pro 2 S300S300 Pro 2 Substrate pH Temp Meter The Substrate pH Temp Meter S300 Pro 2 is the ideal digital hand held meter for measuring the pH and temperature of any soft, moist substrate, liquid, or substance. It is suitable for various industries, including agriculture, horticulture, and the food industry. This high quality and easy to use meter is extremely accurate and fits perfectly in the hand, thanks to its rubber ergonomic back. The pH electrode is

Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.2 ★★★★★
Based on 1350 reviews
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Product Reviews
★★★★★ 5
True to size
Number of Items: 1, Color: White, Size: Large
This white undershirt was exactly what we ordered. The fit and quality met expectations, and it works perfectly for everyday wear. Simple, reliable, and a great value.
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Reviewed in the United States on March 21, 2026
★★★★★ 5
Essential Tees
Number of Items: 5, Color: Navy, Size: XX-Large
Nice quality for some basic, essential tees. The ratio cotton to spandex makes it very comfortable to wear. Great value.
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Reviewed in the United States on May 10, 2026
★★★★★ 5
Good shirts
100% cotton. Yay! And thicker than the normal
100% cotton shirts I have found. Made well. Could do with better designs and colors but overall am happy.
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Reviewed in the United States on May 21, 2026
★★★★★ 5
Pleased With Purchase!
Number of Items: 1, Color: Ivory Sharks, Size: Medium
Super cute and soft! True to size!
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Reviewed in the United States on May 1, 2026
★★★★★ 5
Already got complements!
Size: 2T, Color: Dark Indigo Wash, Size: 2T, Color: Dark Indigo Wash
Great fit, it’s a little stretchy so perfect for my toddler!
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Reviewed in the United States on April 6, 2026




