AquaChek 551236 7 In 1 Silver Swimming Pool/Spa Chlorine/pH Test Strips (600) CategoryL4_Disease Control if your child is 45

if your child is 45 pounds

"Smart IR" video detection and 1920 x 1080 full HD videos with sound (5 seconds to 2 minutes)

Specifically designed for increased stopping power

9 Sones operation helps provide steady ventilation without distracting noise

AquaChek 551236 7 In 1 Silver Swimming Pool/Spa Chlorine/pH Test Strips (600) CategoryL4_Disease Control if your child is 45**AquaChek 551236** Silver 7 Way Test Strips offers seven important tests on a single strip! Silver now features an improved test for Cyanuric Acid (also called Stabilizer or Conditioner). Aquachek 7 Way Test Strips faster and easier to use than using liquid dropper types of pool test kits. This strip allows you to test Cyanuric Acid up to 300 ppm (mg L), a higher level than any available liquid kits! This Cyanuric Acid test works in pH between 7. 0