The Cl2 tester provides quick, reliable readings of pH and chlorine (Cl2) levels in pool and spa water, helping you maintain safe and balanced water. Key benefits - Accurate monitoring: Regularly check pH and Cl2 to prevent irritation, corrosion, algae growth, and equipment wear. - Practical results: Quick readings enable timely adjustments to keep water clean and hospitable for users. Portability and design - Compact and lightweight: Easy to carry for at-home use or on the go. - Hanging convenience: Holes for easy hanging when not in use. What you get - Package Content: 1 x Swimming Pool Water Quality Tester. Durability - Material: Made of high quality PP material, durable with a long service life. Use scenarios - Home pool care: Daily or weekly checks to keep pool water balanced. - Spa maintenance: Regular testing to ensure comfortable, safe spa water. - On-site or travel testing: Take it along for hotel, resort, or mobile pool service needs.