Melliful 3 inch Chlorine Tablets for Pool with Floating Chlorine Dispenser, Purify Water Disinfect Chlorine for Swimming Pool Spa, 2.6 Lb summer Tartar scraper cleaner is powered

Tartar scraper cleaner is powered by AA battery (Not included)

Just 5 seconds to get the measurement after applying the blood sample

Play mode: repeat play

and not easy to break

● USB plugs can only be inserted one way

Melliful 3 inch Chlorine Tablets for Pool with Floating Chlorine Dispenser, Purify Water Disinfect Chlorine for Swimming Pool Spa, 2.6 Lb summer Tartar scraper cleaner is poweredMelliful Pool Cleaning Tablets effectively guard against bacteria, algae, and other organisms. These swimming pool water sanitizers create a safer, cleaner, and more enjoyable swimming experience. Place a tab in pool skimmer, floater, or feeder for simple, DIY pool care; 1 tablet treats 10,000 gallons of water for up to a week Description: Chlorinates for up to 1 week; Clarifies water; Sun protected for longer chlorine life Quick dissolving, dual