HCT Pool & Spa 5 in 1 Test Strips - 100 Strips Convenient and easy to use! Uses: To test your pool water's total hardness, free chlorine/bromine, cyanuric acid, pH and alkalinity Inclusions: 1 bottle 100 strips! RESULTS: Total Hardness Test Range: 0 to 1000ppm Free Chlorine Test Range: 0 to 10ppm Bromine Test Range: 0 to 20ppm Cyanuric Acid Test Range: 0 to 240ppm Total Alkalinity Test Range: 0 to 240ppm pH Test Range: 6.2 to 9 INSTRUCTIONS: 1. Dip the strip into water and remove immediately 2. Do NOT shake excess water off and hold the strip horizontally 3. Compare against the color chart and read immediately within 15 seconds WARNING: 1. Keep hands dry, do not touch with wet fingers 2. Avoid touching or polluting the test area of the strip 3. Close cap tightly after using 4. For the best results read in natural daylight 5. Store in a cool dry place 6. Do not remove desiccant PLEASE READ :) :) :) - Once payment is confirmed by SHOPEE, orders are picked up within 2 DAYS (excluding Saturdays, Sundays and HOLIDAYS). - DELIVERY to Metro Manila takes another 3-5 days and DELIVERY to PROVINCIAL AREAS takes another 5-10 days. - ALL Orders are shipped by Shopee through Shopee-partnered couriers. - For orders that aren't qualified for Free Shipping, shipping fee will appear upon check out. - Once the package has been shipped, Tracking Numbers are provided and can be seen on your order details. Once your order is picked up by the courier, sellers do not have visibility of the package. It is the responsibility of the buyer to track their own package. You may track you package/s by contacting Shopee #FreeShippingShopee #TestStrips #PoolTestStrips #SwimmingPool #pHLevel #Bromine #Chlorine #Alkalinity #pHTest #ChlorineTest #WaterTreatment #chlorine #TotalHardness #Alkalinity #CyanuricAcid #ShopeeSuki