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pH Salinity Tester 5 in 1 pH Salt TDS EC Temp Meter for Hydroponic System Saltwater Pool pH and PPM Meter Water Tester for Indoor Plant Grow, Hot Tub, Spa, Aquarium, Home Brewing
✅ In stock
D
Grade
Analysis Confidence
90%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Jun 8, 2026 5:05 PM · Prices & availability subject to change
Is This a Good Price on Amazon?
😐 Weak Deal- 😐Verdict: Weak Deal. Marginal discount. Prices may drop further soon.
- 💰The price is modestly below what this product ordinarily sells for.
- 🏷️The retail sticker price has been slashed by 48% — a steep markdown from the official listing.
- 📉No lower price has surfaced in the past twelve months, making this one of the standout deals in recent memory.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
6.8/28
Recent Value
0/22
Market Standing
5.45/20
Deal Strength
16/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
Luoerda
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓pH TDS EC Meter for Hydroponics- Closely monitor pH and ppm values while growing in plant. Check and adjust pH and EC values in hydroponic nutrient solution to help plant grow. This meter can give accurate readings of water or nutrient solution, keep your planting water pH, TDS and EC right. ORAPXI tester that meets the needs of any serious grower.
✓pH and PPM Meter- Suitable for monitoring pH PPM levels in plants water, help keep pH and PPM in line and balance feeding and waterings to keep plants happy. Works for pH water system hydroponics, greenhouse reservoir, DWC, aquaponics, drinking water, well water.
✓Great Tester for Saltwater Pool Owner- Salt range: 0-9900ppm/10.0-100ppt; This device makes quick work of testing pool water for salinity/pH, so that can anticipate the changes in the salt pH levels daily and react accordingly. Perfect for maintaining a saltwater pool spa and hot tub.
✓5 in 1 pH SALT EC TDS Temp Meter-Test pH SALT EC TDS Temp, get instant and accurate measurement results of liquids. Great for hydroponics, DWC setup, growing of plant, pool, aquarium, drinking water, home tap water, home brewing.
✓Easy to Use and Read- Clear LCD backlight and instant digital result. Different than strips, this digital tester takes all of the guess work out of the equation. Super easy to read and use with high accuracy.
⚙️ Specifications
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Price
$13.50
$26.99
$25.99
—
$21.29
$17.99
$12.99
$23.99
Calibrate the pH Tester
Salt, pH, TDS, EC, Temp
Salt, EC, Temp
pH, H2, ORP, TDS, EC, Temp
pH, H2, ORP, Temp
pH, EC, TDS, Temp
Chlorine Floater, Solar Light
Application
pool, hydroponics, aquariums
saltwater pools, aquarium
saltwater pools, hot tub, spas
drinking water, pool
