New Arrivals/Restock

3-in-1 Hydro Lockout Guard, Hydroponic Test Strips Kit - Narrow Range pH 5.5-8.0, Hardness & Alkalinity - Prevent Nutrient Lockout in DWC & Indoor High-Value Crops, Digital Pen Backup | 240 PCS

flash sale iconLimited Time Sale
Until the end
07
05
33

US$54.00 cheaper than the new price!!

Free shipping for purchases over $99 ( Details )
Free cash-on-delivery fees for purchases over $99
Please note that the sales price and tax displayed may differ between online and in-store. Also, the product may be out of stock in-store.
Used  US$36.00
quantity

Product details

Management number 210766371 Release Date 2026/04/02 List Price US$36.00 Model Number 210766371
Category
  • 🚫 PREVENT NUTRIENT LOCKOUT & YELLOW LEAVES: Stop guessing and start growing. Our test strips are specifically engineered to diagnose the exact water chemistry issues that lead to nutrient lockout. Catch fluctuations early to ensure your high-value indoor crops absorb every drop of nutrition without yellowing or stunted growth.
  • 🧪 PRECISION 3-IN-1 DIAGNOSTICS FOR GROWERS: Tailored exclusively for controlled-environment agriculture, one strip instantly measures the critical trio: Narrow Range pH (5.5–8.0) for the perfect sweet spot, Total Alkalinity (0–240 ppm) for pH buffer stability, and Total Hardness (0–500 ppm) to help you accurately dial in your Cal-Mag supplements.
  • 🌊 THE ULTIMATE DIGITAL PEN BACKUP: Don’t let a dead battery or an uncalibrated digital pH meter ruin your harvest. Keep this 120-count bottle on hand as a fail-proof, instant analog readout. It’s the perfect daily monitoring tool for quick checks when your electronics are acting up.
  • 🛡️ ENGINEERED FOR HIGH-PERFORMANCE SYSTEMS: Whether you are running Deep Water Culture (DWC), Aeroponics, complex drip setups, or managing recirculating reservoirs, these strips provide the fast, reliable root-zone monitoring and precision diagnostics that serious hobbyists and commercial growers demand.
  • 💰 PROTECT YOUR EXPENSIVE NUTRIENT INVESTMENT: Premium liquid nutrients are wasted if your water chemistry is out of range. For just $0.16 per test, TwinStrip serves as the ultimate insurance policy for your crop. Make daily monitoring affordable, stop guessing, and dial in your feeding schedule to protect your high-yield plants for a massive return on investment (ROI).
Test Type ["pH 5.5-8.0, Total Alkalinity & Hardness"]
Brand Name TwinStrip
Unit Count 240.0 Count
Manufacturer Twinstrip
Material Type PET
Included Components 240 Test Strips
Recommended Uses For Product Hydroponic Water Test Strips

Correction of product information

If you notice any omissions or errors in the product information on this page, please use the correction request form below.

Correction Request Form

Product Review

You must be logged in to post a review