YIERYI Chlorine Meter & Pool Salt Tester, 7 in 1 pH Tester & Salinty Meter for Saltwater Aquarium Sodium Chlorine Swimming Poos Hot Tubs Spas

$5 OFF! ENDS SOON! Enter this Code at Checkout: WY4Z9MAB0ZRN ✔️Free Chlorine Tester for Pool - The Digital Chlorine Tester can quickly help you monitor the concentration of free chlorine ions in your swimming pool. For most pools, the free chlorine concentration range is usually between 1-3 ppm. This effectively purifies the water while keeping it clear and transparent, making the pool look more appealing and swimmers able to enjoy a healthy and pleasant swimming experience. ✔️Salt Tester for Saltwater Pool - Salinity meter can help check the salt level (Ideal level: 2700-3400 ppm) of the saltwater pool and hot tub with salt chlorinator system. Help the salt chlorinator work more efficiently in the appropriate salinity value.The salt meter can help you keep your pool clean and avoid the negative effects of too much or too little salt on your body and pool equipment. ✔️pH Level Tester for Pool- pH: 0.00~14.00; ph pool tester can help check the pH level of pool. Maintaining the proper pH