162 Pcs 7-Way Hot Tub, Spa & Pool Test Strips - Accurate Readings in 15 Seconds

Highlights

• LAB-TESTED ACCURACY – Our pool test strips are rigorously tested for precision, delivering ±3% accuracy. If in doubt, compare results with a certified lab test before leaving feedback. Please note: If our strip gives a different result than an uncertified test, it's very likely the other test is inaccurate.
• 7 IN 1 – Easily check Total Hardness (TDS), Free Chlorine, Bromine, Total Chlorine, pH, Alkalinity & Cyanuric Acid—all with one easy-to-use strip.
• PROPERLY USE FOR THE BEST RESULT - Dip in the water for 2 seconds, then hold the strips horizontally for 45 seconds. Don't shake off the water or let the colors. Then check the result agaist sunlight for best result.
• 162 STRIPS BULK PACK – Get more for your money with a bulk pack —ideal for families and pool service pros.
• SKIN-SAFE POOL – Maintain perfectly balanced water to help prevent irritation, dry skin, and common water-related discomforts.
• PRO TIPS: 1) Keep strips dry—no wet fingers. 2) Read results in natural daylight. 3) Store in a cool, dry place. 4) Expires 2 years from manufacture. 5) Use within 90 days of opening. 6) Always close lid tightly to block air.